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COURSE HAND-OUT B.TECH. - SEMESTER II

DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING

Semester II, Course Hand-Out

Department of EC, RSET 2

RAJAGIRI SCHOOL OF ENGINEERING AND TECHNOLOGY (RSET)

VISION

TO EVOLVE INTO A PREMIER TECHNOLOGICAL AND RESEARCH INSTITUTION,

MOULDING EMINENT PROFESSIONALS WITH CREATIVE MINDS, INNOVATIVE

IDEAS AND SOUND PRACTICAL SKILL, AND TO SHAPE A FUTURE WHERE

TECHNOLOGY WORKS FOR THE ENRICHMENT OF MANKIND

MISSION

TO IMPART STATE-OF-THE-ART KNOWLEDGE TO INDIVIDUALS IN VARIOUS

TECHNOLOGICAL DISCIPLINES AND TO INCULCATE IN THEM A HIGH DEGREE

OF SOCIAL CONSCIOUSNESS AND HUMAN VALUES, THEREBY ENABLING

THEM TO FACE THE CHALLENGES OF LIFE WITH COURAGE AND CONVICTION



DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING (EC), RSET

VISION

TO EVOLVE INTO A CENTRE OF EXCELLENCE IN ELECTRONICS AND

COMMUNICATION ENGINEERING, MOULDING PROFESSIONALS HAVING

INQUISITIVE, INNOVATIVE AND CREATIVE MINDS WITH SOUND PRACTICAL

SKILLS WHO CAN STRIVE FOR THE BETTERMENT OF MANKIND

MISSION

TO IMPART STATE-OF-THE-ART KNOWLEDGE TO STUDENTS IN ELECTRONICS

AND COMMUNICATION ENGINEERING AND TO INCULCATE IN THEM A HIGH

DEGREE OF SOCIAL CONSCIOUSNESS AND A SENSE OF HUMAN VALUES,

THEREBY ENABLING THEM TO FACE CHALLENGES WITH COURAGE AND

CONVICTION



B.TECH PROGRAMME

Program Outcomes (POs)

Engineering students will be able to

1. Engineering knowledge: Apply the knowledge of mathematics, science, Engineering fundamentals, and Electronics and Communication Engineering to the solution of complex Engineering problems.

2. Problem analysis: Identify, formulate, review research literature, and analyze complex Engineering problems reaching substantiated conclusions using first principles of mathematics, natural sciences, and Engineering sciences.

3. Design/development of solutions: Design solutions for complex Engineering problems and design system components or processes that meet the specified needs with appropriate consideration for the public health and safety, and the cultural, societal, and environmental considerations.

4. Conduct investigations of complex problems: Use research based knowledge and research methods including design of experiments, analysis and interpretation of data, and synthesis of the information to provide valid conclusions.

5. Modern tool usage: Create, select, and apply appropriate techniques, resources, and modern engineering and IT tools including prediction and modeling to complex Engineering activities with an understanding of the limitations.

6. The Engineer and society: Apply reasoning informed by the contextual knowledge to assess societal, health, safety, legal and cultural issues and the consequent responsibilities relevant to the professional Engineering practice.

7. Environment and sustainability: Understand the impact of the professional Engineering solutions in societal and environmental contexts, and demonstrate the knowledge of, and the need for sustainable developments.

8. Ethics: Apply ethical principles and commit to professional ethics and responsibilities and norms of the Engineering practice.

9. Individual and team work: Function effectively as an individual, and as a member or leader in diverse teams, and in multidisciplinary settings.

10. Communication: Communicate effectively on complex Engineering activities with the Engineering Community and with society at large, such as, being able to comprehend and write effective reports and design documentation, make effective presentations, and give and receive clear instructions.

11. Project management and finance: Demonstrate knowledge and understanding of the Engineering and management principles and apply these to one’s own work, as a member and leader in a team, to manage projects and in multi disciplinary environments.

12. Life -long learning: Recognize the need for, and have the preparation and ability to engage in independent and life- long learning in the broadest context of technological change.



Program-Specific Outcomes (PSOs)

Engineering students will be able to:

1. demonstrate their skills in designing, implementing and testing analogue and digital electronic circuits, including microprocessor systems, for signal processing, communication, networking, VLSI and embedded systems applications;

2. apply their knowledge and skills to conduct experiments and develop applications using electronic design automation (EDA) tools;

3. demonstrate a sense of professional ethics, recognize the importance of continued

learning, and be able to carry out their professional and entrepreneurial responsibilities in electronics engineering field giving due consideration to environment protection and sustainability.



INDEX

1. SEMESTER PLAN 8

2.ASSIGNMENT SCHEDULE 9

3. SCHEME: B.TECH 2ND

SEMESTER 10

4.MA102 DIFFERENTIAL EQUATIONS 11

4.1 COURSE INFORMATION SHEET 12

4.2 COURSE PLAN 17

4.3 TUTORIALS 19

4.4 ASSIGNMENTS 20

5.CY 100 ENGINEERING CHEMISTRY 22


5.2 COURSE PLAN 28

5.3 TUTORIAL 30

5.4 ASSIGNMENT 35

6. BE 100 ENGINEERING MECHANICS 36


6.2 COURSE PLAN 41

6.3 TUTORIALS 43

6.4 ASSIGNMENTS 64

7. BE 102 DESIGN AND ENGINEERING 69


7.2 COURSE PLAN 78

7.3 TUTORIALS 81

7.4 ASSIGNMENTS 82

8. ME 100 BASICS OF MECHANICAL ENGINEERING 84


8.2 COURSE PLAN 91

8.3 TUTORIALS 94

8.4 ASSIGNMENTS 95

9. EE 100 BASICS OF ELECTRICAL ENGINEERING 96


9.2 COURSE PLAN 101

9.3 TUTORIALS 103

9.4 ASSIGNMENTS 107

10.CY 110 ENGINEERING CHEMISTRY LAB 109

10.1COURSE INFORMATION SHEET 110

10.2 COURSE PLAN 114

10.3 ASSIGNMENTS 115

11.ME110 MECHANICAL ENGINEERING WORKSHOP 116





11.3 LAB QUESTIONS 123

12.EE 110 ELECTRICAL ENGINEERING WORKSHOP 127



12.3 LAB QUESTIONS 134



1. SEMESTER PLAN

Semester II, Course Hand-out


2.ASSIGNMENT SCHEDULE

SUBJECT DATE

MA102: Differential Equations

Week1

Week 7

CY 100:Engineering Chemistry

Week 2

Week 8

BE100: Engineering Mechanics

Week 3

Week 9

EE100: Basics of Electrical Engineering

Week 4

Week 10

ME100: Basics of Mechanical Engineering

Week 5

Week 11

BE102 Design & Engineering

Week 6

Week 12



3. SCHEME: B.TECH 2nd SEMESTER

(Electronics & Communication Engineering) APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

REVISED SCHEME FOR B TECH SYLLABUS REVISION 2016

Code Subject

Hours/Week Marks End-Sem duration - hours

Credits L T P/D

Inter-nal

End-Sem

MA 102 Differential Equations 3 1 - 50 100 3 4

CY 100

Engineering Chemistry

3 1 - 50 100 3 4

BE100 Engineering Mechanics 3 1 - 50 100 3 4

BE 102 Design & Engineering 2 - 2 50 100 4 3

ME 100 Basics of Mechanical

Engineering 2 1 - 50 100 3 3

EE 100 Basics of Electrical

Engineering 2 1 - 50 100 3 3

CY 110 Engineering Chemistry

Lab - - 2 50 100 2 1

ME 110 Basic Mechanical workshop

- - 2 50 100 2 1

EE 110 Basic Electrical workshop - - 2 2 1



4.MA102 DIFFERENTIAL EQUATIONS



4.1 COURSE INFORMATION SHEET

PROGRAMME : ELECTRONICS AND COMMUNICATION DEGREE: BTECH

COURSE: DIFFERENTIAL EQUATIONS SEMESTER: 2 CREDITS: 4

COURSE CODE: MA102 REGULATION: COURSE TYPE: CORE

/ELECTIVE / BREADTH/ S&H

COURSE AREA/DOMAIN: CONTACT HOURS: 3+1 (Tutorial)

hours/Week.

CORRESPONDING LAB COURSE CODE :

NIL

LAB COURSE NAME: NIL

SYLLABUS

UNIT DETAILS HRS

I

HOMOGENEOUS DIFFERENTIAL EQUATIONS (Text Book 1 :

Sections 1.7, 2.1, 2.2, 2.6, 3.2) Existence and uniqueness of solutions for initial

value problems, Homogenous linear ODEs of second order. Homogenous linear

ODEs with constant coefficients, Existence and Uniqueness of solutions

Wronskian, Homogenous linear ODEs with constant Coefficients (Higher Order)

(For practice and submission as assignment only: Modelling of free oscillations

of a mass – spring system)

7

II

NON-HOMOGENEOUS LINEAR ORDINARY DIFFERENTIAL

EQUATIONS ( Text Book 2: Sections 1.2.7 to 1.2.14) The particular Integral (P.I.),

Working rule for P.I. when g(x) is Xm , To find P.I. when g(x) = eax.V1(x),

Working rule for P.I. when g(x) = x. V(x),

Homogeneous Linear Equations, PI of Homogenous equations

LegendŬe’sLineaŬeūuations Method of variation of parameters for finding PIs

(For practice and submission as assignments only: Modelling

forced oscillations, resonance, electric circuits ) 12

III

FOURIER SERIES (Text Book 2 -Sections 4.1,4.2,4.3,4.4) Periodic functions

,Orthogonally of Sine and Cosine functions (Statement only), Fourier series and

Euler’s formulas Fourier cosine series and Fourier sine

series (Fourier series of even and Odd functions ) Half range expansions (All

results without proof) (For practice and submission as assignment only: Plots of

partial sums of Fourier series and demonstrations of



convergence using plotting software) 9

IV

PARTIAL DIFFERENTIAL EQUATIONS ( Text Book 2 : Sections : 5.1,

5.1.1, 5.1.2, 5.1.5, 5.2.6-5.2.10) Introduction to partial differential equations ,

formation of PDE, Solutions of first order PDE(Linear only) Lagrange’s Method

Linear PDE with constant coefficients , Solutions of

Linear Homogenous PDE with constant coefficients , Shorter method for finding

PI when g(x,y)=f(ax+by), Method of finding PI when g(x,y) =

xmyn, method of find PI when g(x,y)= e ax+by V(x,y)

12

V

ONE DIMENSIONAL WAVE EQUATION ( Text Book 2: Sections :6.1-

-6.4) Method of separation of variables The wave Equation Vibrations of a

stretched string Solutions of one dimensional wave equation using

method of separation of variables and problems 8

VI

ONE DIMENSIONAL HEAT EQUATION ( Text Book 2: sections 6.7,

6.8 ,6.9, 6.9.1 ,6.9.2) The equation of Heat conduction One dimensional Heat

transfer equation. Solutions of One Dimensional Heat transfer equation, A long

insulated rod with ends at zero temperatures, A long

insulated rod with ends at non zero temperatures 8

Total Hours 56

COURSE PRE-REQUISITES:

C.CODE COURSE NAME DESCRIPTION SEM

Higher secondary

mathematics

level To develop basic ideas on matrix

operations, calculus, complex

numbers etc

COURSE OUTCOMES:

1 Students can differentiate ordinary differential equations and partial differential

equations.

2 Students can analyze periodic functions in terms of their frequency components.

3 Studentswill be able to apply the basic knowledge of differential equation in typical

mechanical or electrical systems

4 Students can model the wide range of physical phenomena by using basic ideas in

ordinary differential equations and partial differential equations.

5 Students can create wave equation in the field of acoustic, electromagnetics and fluid

dynamics.

6 Students can conclude quantitative statements about the physical meaning of the

solution of partial differential equations related to engineering process.

MAPPING COURSE OUTCOMES (COs) – PROGRAM OUTCOMES (POs) AND

COURSE OUTCOMES (COs) – PROGRAM SPECIFIC OUTCOMES (PSOs)



PO

1

PO

2

PO

3

PO

4

PO

5

PO

6

PO

7

PO

8

PO

9

PO1

0

PO1

1

PO1

2

PSO

1

PSO

2

PSO

3

CO1 3 3

CO2 2 3 1 2

CO3 3 3

CO4 3 3 2 2

CO5 2 3

CO6 3 3

MA10

2 2.5 3 2 3 2 3 3 2

3

JUSTIFICATIONS FOR CO-PO MAPPING

MAPPING JUSTIFICATION

CO1-PO2 Fundamental knowledge in differential equation can be used to formulate

engineering principles.

CO1-PO12 DE is a mathematical field which needs lot of research

CO2-PO1 Basic knowledge in periodic functions is necessary for the development of

mathematical modeling

CO2-PO2 Formulating periodic functions is needed for analyzing various systems

CO2-PO3 Design of periodic function meet the needs for public

CO2-PO5 Knowledge in periodic function can be used to develop an efficient system.

CO3-PO1 Working principles in typical mechanical or electrical systems are based on

fundamental laws of DE

CO3-PO6 DE can address various problems of society in fields like health safety etc.

CO4-PO3 The solutions for various engineering problems requires mathematical

modeling

CO4-PO6 DE can model various daily life problems

CO4-PO7 In environmental contexts it has wide application

CO4-PO8 Mathematical modeling will commit to ethical principles and responsibilities

CO5-PO6 In the field of acoustic, electromagnetic and fluid dynamics wave equations

are used

CO5-PO7 Understand the impact of wave equation in sustainable development

CO6-PO4 PDE can design experiments and need more research

CO6-PO7 For society we can use the PDE to solve problems

GAPS IN THE SYLLABUS - TO MEET INDUSTRY/PROFESSION REQUIREMENTS:



SL

NO.

DESCRIPTION PROPOSED

ACTION

1 Homogeneous system in various fields of engineering Seminar

2 Application of numerical analysis in different engineering

disciplines

Assignment

3 Fourier series in engineering Seminar

PROPOSED ACTIONS: TOPICS BEYOND SYLLABUS/ASSIGNMENT/INDUSTRY

VISIT/GUEST LECTURER/NPTEL ETC

TOPICS BEYOND SYLLABUS/ADVANCED TOPICS/DESIGN:

1 Module 1: Solving first order differential equations and orthogonal trajectories

2 Module 2: Interpretation of solution of differential equations using various software packages

3 Module 3: Implementation of numerical methods in any programming language.

4 Module 4: Application of Fourier series in engineering

5 Module 5: Partial differential equations in engineering

6 Module 6: Demonstration of Convergence of series using softwares

WEB SOURCE REFERENCES:

1 http://www.math.com/

2 https:// www.math.umn.edu/~olver/pdn.html,

3 http://www.mheducation.co.in

4 http://tutorial.math.lamar.edu/

5 http://nptel.ac.in/

DELIVERY/INSTRUCTIONAL METHODOLOGIES:

CHALK &

TALK

STUD.

ASSIGNMENT

WEB

RESOURCES

LCD/SMART

BOARDS

STUD.

SEMINARS

ADD-ON

COURSES

ASSESSMENT METHODOLOGIES-DIRECT



ASSIGNMENTS STUD.

SEMINARS

TESTS/MODE

L EXAMS

UNIV.

EXAMINATION

STUD. LAB

PRACTICES

STUD. VIVA

MINI/MAJOR

PROJECTS

CERTIFICATIO

NS

ADD-ON

COURSES

OTHERS

ASSESSMENT METHODOLOGIES-INDIRECT

ASSESSMENT OF COURSE

OUTCOMES (BY FEEDBACK, ONCE)

STUDENT FEEDBACK ON

FACULTY (TWICE)

ASSESSMENT OF MINI/MAJOR

PROJECTS BY EXT. EXPERTS

OTHERS

Prepared by

Approved By

MARIA POULOSE HOD (ECE)



4.2 COURSE PLAN

DAY Planned

1 Introduction To Differential Equation

2 Existence And Uniqueness Theorem For Initial

Value Problem

3 Homogeneous Differential Equation

4 Homogeneous Ode Of Second Order

5 Homogeneous Ode With Constant Coefficient

6 Wronskian

7 Problems

8 Basis

9 Homogeneous Linear Ode

10 Problems Of Homogeneous Linear Ode

11 Existence And Uniqueness Theorem

12 Homogeneous Linear Ode With Constant

Coefficients

13 Problems Of Homogeneous Linear Ode With

Constant Coefficients

14 Non Homogeneous Ode

15 Particular Integral

16 P.I. Exponential

17 Problems

18 P.I. Case 2

19 Case2 Problems

20 Case 3 Problems

21 Case4 Problems

22 Legender's Equation



23 Problems

24 Method Of Variation Of Parameters

25 Problems

26 Problems

27 Introduction To Fourier Series

28 Periodic Functions

29 Orthogonality Of Sine And Cosine Functions

30 Problems

31 Eulers Formula

32 Fourier Cosine Series

33 Fourier Sine Series

34 Half Range Expansions

35 Problems

36 Introduction To Pde

37 Formation Of Pde

38 Problems

39 Solution Of First Order Pde

40 Lagranges Method

41 Linear Pde With Constant Coefficients

42 Solution Of Pde

43 Shorter Method For Finding P.I.



4.3 TUTORIALS

1. Find the general solution of 0yy4 =−

2. Solve x2sinh2y)4D4D( 2 =++

3. Solve 4 +

= 3, 0, =

4. Form the partial differential equation from the relation

5. State existence and uniqueness theorem. (4 x 5 =20)

6. (a) Solve

(b) Solve given that and when x=0.

7. Solve .

8. Obtain a Fourier half range series for f(x)=

9. Solve the PDE (y2+ z2) p –xyq +xz =0.

10. Solve .

11. Solve

12. A rod of 30cm long has its ends A and B kept at respectively until steady state temperature prevails. The temperature at each end is then suddenly reduced to zero temperature and kept so. Find the resulting temperature function u(x,t) taking x =0 at A.

13. Find the second solution if one solution is given, for the equation

xy” - (x+1) y’+ y = 0 , y = ex.

14. Solve (D2 + 4) y=cos (3x-2)

15. Derive the solution of one dimensional wave equation by the method of separation of variables.



4.4 ASSIGNMENTS

1. Solve the following Lagrange’s linear partial differential equations

2

2

3 2 2

2 2 2 2

(1) ( 2 ).

(2)(2 1) ( 2 ) 2( )

(3) (3 ) (2 )

(4) 3 5 tan( 3 )

(5)( ) ( ) ( )

y p xyq x z y

xy p z x q x yz

x p y x y q z x y

p q z y x

x y yz p x y xz q z x y

− = −− + − = −

+ + = ++ = + −

+ + + + − = +

2. Solve the following PDE by Charpit’s method 2

2

2

2

( )2( ) .

( )( 1) ( ) 0

( )1

( ) .

i z px qy p y

ii p p b z q

iii p qz

iv q px p

+ + =+ + − =

+ =+ =

3. (a) Reduce to first order and solve given . Marks

(b) Solve given that and when x=0.

4. Find a Fourier series to represent ( ) sin ,0 2f x x x x π= ≤ ≤

5. Find a Fourier series to represent 0

( )2 2

x xf x

x x

ππ π π

≤ ≤= − ≤ ≤

6. Find a Fourier series to represent 2( ) ,f x x xπ π= − ≤ ≤ . Hence deduce that

2

2 2 2

1 1 1...

1 2 3 6

π+ + + = .

7. Find a Fourier series to represent 2( ) 2, 2 2f x x x= − − ≤ ≤ .

8. Find a Fourier series to represent 0

( )0

k xf x

k x

ππ

− − ≤ ≤= < ≤

9. Find a Fourier series to represent0 / 2

( )( ) / 2

kx x lf x

k l x l x l

≤ ≤= − < ≤

.

10. Show that a constant C can be expanded in an infinite series as



4 sin 3 sin 5sin ..........

3 5

c x xx

π + + + ∞

11. Solve the following Lagrange’s linear partial differential equations

2

2

3 2 2

2 2 2 2

(1) ( 2 ).

(2)(2 1) ( 2 ) 2( )

(3) (3 ) (2 )

(4) 3 5 tan( 3 )

(5)( ) ( ) ( )

y p xyq x z y

xy p z x q x yz

x p y x y q z x y

p q z y x

x y yz p x y xz q z x y

− = −− + − = −

+ + = ++ = + −

+ + + + − = +

12. Solve the following PDE by Charpit’s method

2

2

2

2

( )2( ) .

( )( 1) ( ) 0

( )1

( ) .

i z px qy p y

ii p p b z q

iii p qz

iv q px p

+ + =+ + − =

+ =+ =

13. xeyDD x 4sin8)136( 32 =+−

14. xxyD 2cos)1()1( 22 −=+

15. xexyDD −+=+− 22 )23(

16. xydx

yd2tan4

2

2

=+

17. xeyDD x log)12( 2 =+− by the method of variation of parameters.

18. xxyDD cos)12( 224 =++

19. xx exxeyDD )12(2cos)12( 222 ++=+− −

20. xxydx

dy

dx

yd2sin4sin4

2

2

=++

21. )log2cos(45 ,,,2 xyxyyx =++

22. 232

22 )(log122 xxy

dx

dyx

dx

ydx =−+



5.CY 100 ENGINEERING CHEMISTRY




PROGRAMME : ELECTRONICS AND

COMMUNICATION

DEGREE: BTECH

COURSE: ENGINEERING CHEMISTRY SEMESTER: 1 AND 2 CREDITS: 4 COURSE CODE: CY100 REGULATION:

COURSE TYPE: CORE /ELECTIVE / BREADTH/ S&H

COURSE AREA/DOMAIN: CONTACT HOURS: 3+1 (Tutorial) hours/Week. CORRESPONDING LAB COURSE CODE : CY110 LAB COURSE NAME: Engineering Chemistry Lab SYLLABUS:

UNIT DETAILS HOURS

I SPECTROSCOPY

Introduction Beer Lamberts Law (worked out examples)

UV-visible spectroscopy - Principle, Instrumentation and applications IR spectroscopy - Principle and applications 1H NMR spectroscopy - Principle, chemical shift - spin - spin splitting and

applications including MRI

9

II ELECTROCHEMISTRY

Different types of electrodes (general) – SHE, Calomel electrode, Glass electrode and determination of E0 using SHE & Calomel electrode

Electrochemical series and its applications.

Nernst equation for an electrode- Derivation, application & numericals Potentiometric titration - Acid-base and redox titration Lithium ion cell and Fuel cell.

8

III INSTRUMENTAL METHODS

Thermal analysis - Principle, instrumentation and applications of TGA and DTA.

Chromatographic methods - Basic principles, column, TLC. Instrumentation and principles of GC and HPLC.

Conductivity - Measurement of conductivity

8

IV CHEMISTRY OF ENGINEERING MATERIALS

Copolymers - BS, ABS - Structure and Properties.

Conducting Polymers - Polyaniline, Polypyrrole - Preparation, Structure and Properties.

9



OLED – An introduction Advanced Polymers – Kevlar, Polybutadiene rubber and silicone rubber: Preparation, Structure and Properties.

Nanomaterials – Definition, Classification, chemical methods of preparation - hydrolysis and reduction

Properties and Applications – Carbon Nano Tubes and fullerenes.

V FUELS AND LUBRICANTS Fuels - Calorific Value, HCV and LCV - Determination of calorific value of a solid and liquid fuel by Bomb calorimeter - Dulongs formula and Numericals.

Liquid fuel - Petrol and Diesel - Octane number & Cetane number Biodiesel - Natural gas. Lubricant - Introduction, solid, semisolid and liquid lubricants. Properties of lubricants - Viscosity Index, Flash point, Fire point, Cloud point, Pour point and Aniline point.

.

9

VI WATER TECHNOLOGY

Types of hardness, Units of hardness, Estimation of Hardness – EDTA method. Numericals based on the above

Water softening methods - Ion exchange process - Principle. Polymer ion exchange. Reverse Osmosis - Disinfection method by chlorination and UV Dissolved oxygen, BOD and COD. Sewage water Treatment - Trickling Filter and UASB process.

9

TOTAL HOURS 52

TEXT/REFERENCE BOOKS:

T/R BOOK TITLE/AUTHORS/PUBLICATION

T Ahad, J., Engineering Chemistry, Jai Publications

T Shashi Chawla, Engineering Chemistry, Dhanpat Rai and Co, Education and technical publishers

T Fernandez, A., Engineering Chemistry, Owl Book Publishers, ISBN 9788192863382

R Jain and Jain, Engineering Chemistry, Dhanpat Rai Publishers

T Kaurav, Engineering Chemistry with Laboratory Experiments. PHI, ISBN 9788120341746

T Manjooran K. S., Modern Engineering Chemistry, Kannatheri Publication

R Seymour, R. B., Introduction to Polymer Chemistry, McGraw Hill

R Rath, P., Engineering Chemistry, Cengage Learning, ISBN 9788131526699

R Wiley India, Engineering Chemistry, ISBN 9788126543205



R A text book of Engineering Chemistry – S. S. Dhara.

R Polymer science –V. R. Gowariker, New Age International Ltd.


COURSE NAME DESCRIPTION

Higher secondary level chemistry To develop basic ideas on electrochemistry, polymer

chemistry, fuels, water technology etc

COURSE OBJECTIVES:

1 To impart a scientific approach and to familiarize the applications of chemistry in the field of technology

2 To familiarize the students with different application oriented topics like new generation engineering materials, storage devices, different instrumental methods etc.

3 To develop abilities and skills that are relevant to the study and practice of chemistry.

COURSE OUTCOMES:

SLNO DESCRIPTION

1 An ability to gain knowledge on various water treatment methods, engineering materials, fuels, lubricants and electrochemical cells

2 Be able to understand the fundamental concepts of electrochemical and spectroscopic techniques

3 An ability to use modern instrumental techniques for engineering practice

4 An ability to analyze the structure of chemical compounds using spectroscopic and thermal analysis techniques

5 An ability to choose appropriate materials for various engineering purposes

6 An ability to design and construct engineering products like cells, batteries, composites and antistatic materials


SLNO DESCRIPTION PROPOSED

ACTIONS

1 Basic concepts on conductivity of electrolytes & laws associated with it Reading,

Assignments



2 An introduction to microwave spectroscopy Reading,

Assignments

3 Important moulding techniques Reading,

Assignments

4 Polymer blends, composites and their classification Reading,

Assignments


1 ELECTROCHEMISTRY

Conductivity of electrolytes Debye- Huckel Theory, Kohlrausch’s law, Ostwald’s dilution law Acids & bases Concept of pH and pOH Reactions in aqueous solution Concentration cell

2 SPECTROSCOPY

Types of energy present in molecule General features of absorption spectrometer Franck- Condon principle Microwave spectroscopy Analysis of IR and NMR spectrum

3 POLYMERS

Nomenclature of polymers, Functionality, Tacticity Types of polymerization Glass transition temperature Moulding techniques Composites Molecular weight of polymers

4 WATER TECHNOLOGY

Scale and sludge formation in boilers

Caustic embrittlement

Boiler corrosion

Chemical analysis of water




1 http://www.chem1.com/acad/webtext/elchem/

2 https://www2.chemistry.msu.edu/faculty/reusch/virttxtjml/polymers.htm

3 http://www.rsc.org/learn-chemistry/collections/spectroscopy/introduction

4 http://nptel.ac.in/downloads/122101001/

5 http://www.ustudy.in/node/6965


CHALK & TALK STUD. ASSIGNMENT WEB RESOURCES

LCD/SMART

BOARDS

STUD. SEMINARS ADD-ON COURSES


ASSIGNMENTS STUD. SEMINARS TESTS/MODEL

EXAMS

UNIV. EXAMINATION

STUD. LAB

PRACTICES

STUD. VIVA MINI/MAJOR

PROJECTS

CERTIFICATIONS

ADD-ON COURSES OTHERS


ASSESSMENT OF COURSE OUTCOMES (BY

FEEDBACK, ONCE)

STUDENT FEEDBACK ON FACULTY (TWICE)

ASSESSMENT OF MINI/MAJOR PROJECTS BY EXT.

EXPERTS

OTHERS

Prepared by Approved by

(Anju c) (HOD ECE)



5.2 COURSE PLAN

UNIT DETAILS HOURS

I SPECTROSCOPY

Introduction Beer Lamberts Law (worked out examples)

UV-visible spectroscopy - Principle, Instrumentation and applications IR spectroscopy - Principle and applications 1H NMR spectroscopy - Principle, chemical shift - spin - spin splitting and

applications including MRI

9

II ELECTROCHEMISTRY

Different types of electrodes (general) – SHE, Calomel electrode, Glass electrode and determination of E0 using SHE & Calomel electrode

Electrochemical series and its applications.

Nernst equation for an electrode- Derivation, application & numericals Potentiometric titration - Acid-base and redox titration Lithium ion cell and Fuel cell.

8

III INSTRUMENTAL METHODS

Thermal analysis - Principle, instrumentation and applications of TGA and DTA.

Chromatographic methods - Basic principles, column, TLC. Instrumentation and principles of GC and HPLC.

Conductivity - Measurement of conductivity

8

IV CHEMISTRY OF ENGINEERING MATERIALS

Copolymers - BS, ABS - Structure and Properties.

Conducting Polymers - Polyaniline, Polypyrrole - Preparation, Structure and Properties.

OLED – An introduction Advanced Polymers – Kevlar, Polybutadiene rubber and silicone rubber: Preparation, Structure and Properties.

Nanomaterials – Definition, Classification, chemical methods of preparation - hydrolysis and reduction

Properties and Applications – Carbon Nano Tubes and fullerenes.

9



V FUELS AND LUBRICANTS Fuels - Calorific Value, HCV and LCV - Determination of calorific value of a solid and liquid fuel by Bomb calorimeter - Dulongs formula and Numericals.

Liquid fuel - Petrol and Diesel - Octane number & Cetane number Biodiesel - Natural gas. Lubricant - Introduction, solid, semisolid and liquid lubricants. Properties of lubricants - Viscosity Index, Flash point, Fire point, Cloud point, Pour point and Aniline point.

.

9

VI WATER TECHNOLOGY

Types of hardness, Units of hardness, Estimation of Hardness – EDTA method. Numericals based on the above

Water softening methods - Ion exchange process - Principle. Polymer ion exchange. Reverse Osmosis - Disinfection method by chlorination and UV Dissolved oxygen, BOD and COD. Sewage water Treatment - Trickling Filter and UASB process.

9

TOTAL HOURS 52



5.3 TUTORIAL

MODULE -1 SPECTROSCOPY 1. The intensity of monochromatic radiation is found reduced to 1/3rd of the initial value after passing through 8cm length of a 0.05M solution of a substance. Calculate the molar absorption co-efficient of the substance.

2. A 0.01M solution of a substance absorbs10% of an incident monochromatic light in a path of 1cm length. What should be the concentration of its solution if it is to absorb 90% of the same radiation in the same path length

3. An aqueous solution of an organic dye in a Beer cell absorbs 10% of the incident light. What fraction of the incident light will the same solution absorb if a cell 4 times longer than the first is used.

4. Calculate the frequency of radiation having wavelength 5000A0. Given c= 2.996 x 1010

5. Calculate the force constant of the CO molecule, if its fundamental vibrational frequency is 2140cm-1. Atomic masses of C= 1.99 x 10-26 Kg and O= 2.66 x 10-26Kg

6. The wave number of fundamental vibration of 79Br- Br81 is 323.2cm-1. Calculate the force constant of the bond. Given 79Br= 78.9183 amu and 81Br =80.9163 amu

7. CH3-CH3

8. CH3-CH2-CH3

9. CH3-O-CH3

10. (CH3)2-CH-CH3

11. CH3-OH

12. CH3-CH2-CH2-OH

13. CH3-CHO

14. CH3-CO-CH3

15. C6H5-CH2-CH2-CH3

16. C6H6

17. C6H5-CO-CH3

18. CH3-F

19. CH3-COOH



MODULE-2 ELECTROCHEMISTRY 1. Calculate the electrode potential of a copper electrode placed in 0.015M CuSO4 solution 250C. Given E0 Cu = 0.34V

2. What is the potential of Ca2+/ Ca electrode in which the concentration of Ca2+ is 0.01M 250C. Given E0Ca= -2.87V

3. The standard reduction potential of zinc is -0.76V and silver is 0.80V. Calculate the E.M.F of the cell Zn/ Zn(NO)3 (0.1M) // AgNO3 (0.01M)/ Ag at 250C

4. Calculate the EMF of the cell at 300K in which the reaction is Mg + 2Ag+(10-2)Mg2+(0.130 M) + 2Ag. Given E0 Mg = -2.37V and E0 Ag = 0.80V 5. Calculate the EMF of the cell Zn/ Zn2+(1M) // Cu2+ (1M) / Cu at 250C. Write the half cell and net cell reaction. Given E0 Zn = -0.76 V and E0 Cu 2+ = 0.34V (1.1V)

6. Calculate the standard reduction potential of Ni2+/ Ni electrode at 250C when the cell potential for the cell is 0.60V. E0 = 0.34V ( Ni/ Ni 2+ (1M) // Cu2+ (1M)/ Cu (-0.26V)

7. Calculate the voltage of the cell Mg/ Mg2+ // Cd2+/ Cd at 25 0C. When [Cd2+]= 0.1M, [Mg2+]= 1.0M and E0Cell= 1.97V. (1.94V)

8. The potential of hydrogen gas electrode set up in an acid solution of unknown strength is found to be 0.26V at 250C when measured against normal hydrogen electrode. Find the pH of acid solution (4.4)

9. Hydrogen electrode and saturated calomel electrode when immersed in a solution at 250C showed a potential of 0.1564V. Calculate the pH of the solution. (5.48)

10. Find out the pH of asolution in which a glass electrode is dipped and is coupled with a saturated calomel electrode. The emf of the combined cell is 0.425V at 250C (Eoglass= 0.011V)

11. Cd/ CdSO4// KCl/ Hg2Cl2/ Hg

12. Zn/ ZnSO4// CuSO4/ Cu

13. Pt/ H2/ HCl/ AgCl/ Ag

14. Zn/ Zn2+ // KCl/ Hg2Cl2/ Hg

15. Pt/ H2/ H+// Cu2+/ Cu

16. Pt/ Fe2+; Fe3+// Ag+/ Ag

17. Al/ Al3+// Fe2+/ Fe



MODULE -3 INSTRUMENTAL METHODS 1. The specific conductivity of 0.3N KCl solution at 270C is 0.00028 ohm-1 cm-1. The resistance of the cell containing this solution is 300 ohms. Determine the cell constant.

2. A conductivity cell is found to have two parallel plates of area 1.5cm2 kept at 9.8cm apart. It gave a resistance of 1500 ohms when filled with electrolyte solution. Find the cell constant and conductivity of the solution.

3. The resistance of N/100 KCl solution in a conductivity cell at 25oC is 300ohms and has a conductivity of 1.5 x 10-3 ohm-1 cm-1. At the same temperature. If an N/50 acid solution gives a resistance of 100 ohms in the same cell, calculate the conductivity of the acid.

4. The decinormal solution of an electrolyte in an conductivity cell whose electrodes are 2.1cm apart and 4.2cm2 in area offered a resistance of 32 ohms. Find the equivalent conductance of the solution.

5. The resistance of a 0.1M solution of an electrolyte taken in a conductivity cell containing 2 platinum electrodes 4cm apart and 10.7cm2 in area was found to be 70 ohms. Calculate the conductivity and molar conductance of the solution.

6. The specific conductance of M/10 solution of KCl at 291K is 0.0112 Scm-1. And its resistance when contained in a conductivity cell is found to be 55ohms. Calculate the cell constant. MODULE -4 ENGINEERING MATERIALS Outline the preparation of the following compounds 1. Styrene butadiene rubber

2. Acrylonitrile butadiene styrene

3. Kevlar

4. Polybutadiene

5. Silicone rubber



MODULE-5 FUELS AND LUBRICANTS 1. Calculate the gross calorific value and net calorific value of a sample of coal. 0. 5g of which when burnt in a bomb calorimeter raised the temperature of 1000g of water from 293K to 296.4K. The water equivalent of calorimeter is 350 g. The specific heat of water is 4.187 kJ kg-1 K-1, latent heat of steam is 2457.2 kJ kg-1. The coal sample contains 93% carbon, 5% hydrogen and 2% ash.

2. Calculate the gross and net calorific value of a coal sample from the following data obtained from bomb calorimeter experiment. (i) Weight of coal (m) = 0.73 g. (ii) Weight of water taken in calorimeter (w1) = 1500 g (iii) Water equivalent of calorimeter (w2 ) = 470 g (iv) Initial temperature (t1) = 25oC (v) Final temperature (t2) = 27.3oC (vi) Percentage of Hydrogen in coal sample = 2.5% (vii) Latent heat of steam = 587 Cal/g 3. Calculate the calorific value of a sample of coal from the following data: Mass of coal = 0.6 g Mass of water + water equivalent of calorimeter = 2200 g Specific heat of water = 4.187 kJ kg-1K-1 Rise in temperature = 6.52 o C 4. A 0.85 g of coal sample (carbon = 90%, H2 = 5% and ash = 5%) was subjected to combustion in a Bomb calorimeter, Mass of water taken in the calorimeter was 200 g and the water equivalent of the calorimeter was 600g. The rise in temperature was found to be 3.5 oC. Calculate the gross and net calorific values of the sample. (Given latent heat of steam = 2.454 kJ/g and specific heat of water = 4.187 kJ/Kg/C).

5. Calculate the gross and net calorific value of a coal sample having the following composition, C=82%, H2=8%, O2=5%, S=2.5%, N2= 1.4% and ash= 2.1%

6. A sample of coal contains 60% carbon, 33% oxygen, 6% hydrogen, 0.5% sulphur, 0.2% nitrogen and 0.3% ash. Calculate GCV and NCV of coal.

7. An oil sample under test has a saybolt universal viscosity of 64 s at 210 oF and 560s at 100oF. The low viscosity standard (gulf oil) possesses a saybolt viscosity of 64 s at 210oF and 770s at 100oF. The high viscosity standard (Pennsylvanian oil) gave saybolt viscosity values of 64 s at 210oF and 410 s at 100oF. Calculate the viscosity index of the oil sample under test

8. Lubricating oil has the same viscosity as standard naphthenic and paraffinic type oils at 210oF. Their viscosities at 38oC are 325S.U.S 430S.U.S and 260 S.U.S respectively. Find the viscosity index of the oil



9. An oil sample under test has a saybolt universal viscosity same as that of standard Gulf oil (low viscosity standard) and Pennsylvanian oil (high viscosity standard) at 210oF. Their saybolt universal viscosities at 100oF are 600,800 and 500 respectively. Calculate viscosity index of the oil sample. MODULE -6 WATER TECHNOLOGY 1. A Sample of water contains 30ppm of MgSO4.What is the degree of hardness o sample of water?

2. A water sample contains 408mg of CaSO4 per liter. Calculate the hardness in terms of CaCO3 equivalents.

3. How many grams of MgCO3 dissolved per liter gives 84ppm of hardness?

4. Calculate the degree of hardness of water containing 0.01% MgSO4 & 0.02% CaSO4

5. The data of a sample of water analysis is given below Ca(HCO3)2 =160mg/lit ; MgCl2=90mg/lit ;Mg(HCO3)2 =70mg/lit ;NaCl=500g/lit Calculate the temporary &total hardness of water sample. 6. Calculate the hardness of (a)0.05M Calcium chloride solution. (b) 0.08N MgSO4 solution.

7. Calculate the temporary & permanent hardness of water which contain Ca2+ =200ppm,Mg2+ =96ppm,HCO3- =976ppm,Cl- =146ppm,SO42- =96 ppm, Na+ =112ppm

8. Calculate the temporary, permanent & total hardness of water (in ppm) having followingcomposition.Ca(HCO3)2=4ppm,Mg(HCO3)2=6ppm,CaSO4=8ppm,MgSO4=10ppm.

9. Calculate the temporary, permanent & total hardness of water (in ppm) having followingcomposition.Ca(HCO3)2=4ppm,Mg(HCO3)2=6ppm,CaSO4=8ppm,MgSO4=10ppm &Na(HCO3)2=3ppm

10. Calculate the hardness of a water sample, whose 10ml required 10ml of EDTA.20ml of CaCl2 solution whose strength is equivalent 1.5g of CaCO3 per liter, required 30ml of EDTA solution.

11. 50ml of a standard hard water containing 1 mg of pure CaCO3 per ml consumed 25ml of EDTA.50mlo a water sample consumed 25ml of the same EDTA solution. Using EBT as indicator. Calculate the total hardness of water sample in ppm.

12. A sample of hard water contains 150ppm of temporary hardness and 300ppm of permanent hardness. Express the above hardness in degree clark & degree French.

13. Find the BOD of water sample containing 60mg of carbohydrate (CH2O)per liter.

14. 100mL of water sample after reaction with fixed amount of acidifiedK2Cr2O7 consumes 15ml,0.1N Ferrous solution. For blank titration the ferrous solution consumed is 25ml.Find COD of water sample.

15. 100mLsewage water is diluted to 500mL with dilution water; the initial dissolved oxygen was 7.5ppm. The dissolved oxygen level after 5days of incubation was 3.5ppm.Find the BOD of the sewage.



5.4 ASSIGNMENT

• Research paper on polyaniline nanofiber



6. BE 100 ENGINEERING MECHANICS




PROGRAMME: ECE DEGREE: B. TECH. COURSE: ENGINEERING MECHANICS SEMESTER: S1 CREDITS: 4 COURSE CODE:BE100 REGULATION: 2015 COURSE TYPE: CORE

COURSE AREA/DOMAIN: CONTACT HOURS: 3+1(Tutorial) hours/Week. CORRESPONDING LAB COURSE CODE (IF ANY): NIL

LAB COURSE NAME : NIL

SYLLABUS: UNIT DETAILS HOURS

I

Statics: Fundamental concepts and laws of mechanics – Rigid body –Principle of transmissibility of forces. Coplanar force systems - Moment of a force -Principle of moments. Resultant of force and couple system. Equilibrium of rigid body-Free body diagram –Conditions of equilibrium in two dimensions –Two force and three force members.

11

II Types of supports –Problems involving point loads and uniformly distributed loads only. Force systems in space –Degrees of freedom –Free body diagram Equations of equilibrium -Simple resultant and Equilibrium problems.

9

III

Properties of planar surfaces – Centroid and second moment of area (Derivations not required) – Parallel and perpendicular axis theorem –Centroid and Moment of Inertia of composite area. Polar Moment of Inertia – Radius of gyration – Mass moment of inertia of cylinder and thin disc (No derivations required). Product of inertia -Principal Moment of Inertia (conceptual level). Theorems of Pappus and Guldinus.

9

IV Friction – Characteristics of dry friction – Problems involving friction of ladder, wedges and connected bodies. Definition of work and virtual work – Principle of virtual work for a system of connection bodies -Problems on determinate beams only.

10

V

Dynamics: Rectangular and Cylindrical co-ordinate system. Combined motion of rotation and translation – Concept of instantaneous centre-Motion of connecting rod of piston and crank of a reciprocating pump. Rectilinear translation - Newton's second law - D'Alembert's Principle Application to connected bodies (Problems on motion of lift only).

9

V1 Mechanical vibrations - Free and forced vibration - Degree of freedom. Simple harmonic motion - Spring-mass model – Period – Stiffness Frequency - Simple numerical problems of single degree of freedom.

8

TOTAL HOURS 56

TEXT/REFERENCE BOOKS: T/R BOOK TITLE/AUTHORS/PUBLICATION T1 Shames I.H., Engineering Mechanics-Statics and Dynamics, Pearson Prentice Hall Pentex Book

Publishers and Distributors



T2 Timoshenko S. & Young D. H., Engineering Mechanics, Tata Mc-Graw Hill Publishing Company Limited

T4 Beer and Johnson, Vector Mechanics for Engineers –Statics and Dynamics, Tata Mc-Graw Hill Publishing Company Limited

T5 Hibbeler R.C., Engineering Mechanics: Statics and Dynamics. Pearson Prentice Hall Pentex Book Publishers and Distributors

T6 Kumar K.L., Engineering Mechanics, Tata Mc- Graw Hill Publishing Company Limited T7 Tayal A.K., Engineering Mechanics – Statics and Dynamics, Umesh Publications

T8 S.S. Bhavikkatti, Engineering Mechanics, New Age International Publishers

T9 Jaget Babu, Engineering Mechanics, Pearson Prentice Hall Pentex Book Publishers and Distributors

COURSE PRE-REQUISITES: C.CODE COURSE NAME DESCRIPTION SEM PHYSICS Basic concepts of force and its effect

on bodies Higher Secondary Level

MATHEMATICS Basic knowledge of differential calculus and integral calculus

Higher Secondary Level

COURSE OBJECTIVES: 1 2 3 4

To apply the principles of mechanics to practical engineering problems. To identify appropriate structural system for studying a given problem and isolate it from its environment. To develop simple mathematical model for engineering problems and carry out static analysis.

To carry out kinematic and kinetic analyses for particles and systems of particles.

COURSE OUTCOMES: SNO DESCRIPTION

1 Students should be able to identify all the forces associated with a static frame work

2 Ability of the students to construct free body diagrams and to calculate the reactions necessary to ensure static equilibrium.

3 Ability of the students to solve mechanics problems associated with friction forces 4 Students should be able to calculate the centre of gravity and moment of inertia

5 Describe the motion of a particle in terms of its position, velocity and acceleration in different frames of reference and to analyze the forces causing the motion of a particle



6 Students should be able to explain the concept of mechanical vibrations GAPS IN THE SYLLABUS - TO MEET INDUSTRY/PROFESSION REQUIREMENTS: SNO DESCRIPTION PROPOSED

ACTIONS

1 Derivation of moment of inertia and centroid of planar surfaces NPTEL

2 Rotational motion of rigid bodies NPTEL

3 Analysis of truss NPTEL

PROPOSED ACTIONS: TOPICS BEYOND SYLLABUS/ASSIGNMENT/INDUSTRY VISIT/GUEST LECTURER/NPTEL ETC

WEB SOURCE REFERENCES: 1 http://nptel.ac.in/courses/122104015/

DELIVERY/INSTRUCTIONAL METHODOLOGIES: CHALK & TALK STUD. ASSIGNMENT WEB RESOURCES

LCD/SMART BOARDS STUD. SEMINARS ADD-ON COURSES

ASSESSMENT METHODOLOGIES-DIRECT ASSIGNMENTS STUD. SEMINARS TESTS/MODEL EXAMS UNIV. EXAMINATION

STUD. LAB PRACTICES STUD. VIVA MINI/MAJOR PROJECTS CERTIFICATIONS


ASSESSMENT METHODOLOGIES-INDIRECT ASSESSMENT OF COURSE OUTCOMES (BY FEEDBACK,

ONCE)


ASSESSMENT OF MINI/MAJOR PROJECTS BY EXT. EXPERTS OTHERS

PO Mapping

JUSTIFICATION

PO1 PO2 PO3 PO4 PO5 PO6 PO7 PO8 PO9 PO10 PO11 PO12 CO1 H H M H CO2 H H H CO3 H H M H

CO4 H H H CO5 H H H CO6 H H M H



CO1 to7-PO1 It is the basic concept that is needed by a Civil Engineering professional to solve complex engineering problems involved in the analysis and design of structures

CO1 ,1to3,5to6 -PO2

Basic concept used in research problems involving understanding the behaviour of structural elements, & design and analysis of any complex structural element.

CO1 ,3, 46, CO7 -PO12

Basic requirement used in research-based knowledge and research methods including design of experiments, analysis of multi storey buildings

CO1 to2, 4to5, CO7 -PO12

Any advanced learning in the structural engineering, fluid mechanics, geotechnical engineering, etc. is based fundamentally on the concepts provided by the subject, without which it is not possible to engage in any effort to improve technology

Prepared by

Mr. Jibin Joseph Approved by

HOD (ECE)



6.2 COURSE PLAN

Day COURSE PLAN

1 Introduction to mechanics 2 Laws of mechanics 3 Force systems 4 Resultant , Equilibrant and Theorem of resolution 5 Determination of resultant of a system of forces 6 Tutorial 7 Free body diagram 8 Conditions of equilibrium for concurrent force system 9 Problems 10 Problems (contd) 11 Moment - Varignon's Theorem 12 Conditions of equilibrium for non-concurrent force system 13 Problems 14 Parallel forces in a plane - Force Couple system

15 Reduction of a system of forces into a single force and force couple system

16 Types of supports,beams and loads

17 Determination of support reactions for different types of beams with point loads and udl

18 Problems 19 Tutorials 20 Force systems in space 21 Resultant problems 22 Equilibrium Problems 23 Tutorials 24 Centroid - Theory 25 centroid of composite areas 26 Problems (Continued)

27 Moment of Inertia - Parallel Axis theorem and Perpendicular axis theorem

28 Determination of moment of inertia of composite areas 29 Problems on moment of inertia 30 Problems 31 Tutorials

32 Mass moment of inertia, Product of inertia, Principal moment of inertia, Pappus Guldinus theorem

33 Friction -Laws of friction, angle of friction, angle of repose, limiting friction



34 Block Friction problems 35 Problems 36 Ladder friction problems 37 Problems 38 Wedge friction Problems 39 Problems 40 Tutorial

41 Principle of virtual work - Determination of support reactions for statically determinate beams

42 Problems 43 Problems 44 Rectilinear translation: Newton's laws 45 Rectilinear motion with uniform acceleration 46 Rectilinear motion with variable acceleration 47 D'Alembert's Principle - Problems on lift motion 48 Problems on connected bodies 49 Combined motion of rotation and translation -Instantaneous centre

50 Motion of crank and piston of a reciprocating pump-Instantaneous centre method

51 Problems 52 Mechanical Vibrations- Different types of vibrations 53 Simple harmonic Motion

54 Determination of velocity and acceleration of a body executing SHM at different instants of time

55 Tutorial 56 Motion with single degree of freedom 57 Spring Mass Model-Natural frequency of vibration 58 Springs connected in series and parallel 59 Problems 60 Tutorial

Department of EC, RSET

1. An electric-light fixture of weight Q = 178 N is supported as shown in Fig.

tensile forces S1 and S2 in the wires BA and BC if their angles of in

T01- 1.

Figure T01- 1

2. A ball of weight Q = 53.4 N rests in a ri

the forces exerted on the sides of the trough at D and E if all surfaces are perfectly smooth.

(Ans. Rd = 46.25 N; Re = 26.7 N)

3. A ball rests in a trough as shown in

horizontal so that the reactive force at B will be one

smooth.

6.3 TUTORIALS

Tutorial Questions - 1

light fixture of weight Q = 178 N is supported as shown in Fig.

in the wires BA and BC if their angles of inclination are as shown

(Ans. S1 = 130.3 N; S2 = 92.14 N)

Figure T01- 2

A ball of weight Q = 53.4 N rests in a right-angled trough as shown in Figure T01


(Ans. Rd = 46.25 N; Re = 26.7 N)

A ball rests in a trough as shown in Figure T01- 3. Determine the angle of tilt θ with the

horizontal so that the reactive force at B will be one-third at A if all surfaces are perfectly

smooth. (Ans. Θ =16.11


43

light fixture of weight Q = 178 N is supported as shown in Fig. A. Determine the

clination are as shown Figure

= 92.14 N)

2

Figure T01- 2 . Determine


. Determine the angle of tilt θ with the

surfaces are perfectly

(Ans. Θ =16.110)


Figure T01- 3

4. What axial forces does the vertical load P induce in the members of the system shown in

T01- 4. Neglect the weights of the members themselves and assume an ideal hinge at A and a

perfectly flexible string BC.(Ans

5. A right circular roller of weight W rests on a smooth horizontal plane and is held in position by

an inclined bar AC as shown in

reaction Rb at B if there is also a horizontal force P acting at.

(Ans. S = P secα; Rb = W + P tanα)

Figure T01

axial forces does the vertical load P induce in the members of the system shown in

. Neglect the weights of the members themselves and assume an ideal hinge at A and a

(Ans. S1 = P tanα, tension; S2 = P secα, compression)

A right circular roller of weight W rests on a smooth horizontal plane and is held in position by

an inclined bar AC as shown in Figure T01- 5. Find the tension S in the bar AC and the vertical

at B if there is also a horizontal force P acting at.

= W + P tanα)


44

Figure T01- 4

axial forces does the vertical load P induce in the members of the system shown in Figure

. Neglect the weights of the members themselves and assume an ideal hinge at A and a

= P secα, compression)

A right circular roller of weight W rests on a smooth horizontal plane and is held in position by

e bar AC and the vertical

at B if there is also a horizontal force P acting at.


Figure T01- 5

6. A pulley A is supported by two bars

mast EF (Figure T01- 6). Over the pulley hangs a flexible cable DG which is fastened to the mast

at D and carries at the other end G a load Q = 20 kN. Neg

the forces produced in the bars AB and AC. The angles between the various members are

shown in the figure.

7. Two smooth circular cylinders, each of weight W = 445 N and radius r =

connected at their centers by a string AB of length l = 406 mm and rest upon a horizontal

plane, supporting above them a third cylinder of weight Q = 890 N and radius r = 152 mm

(Figure T01- 7). Find the forces S in the string and the pressures produced on the floor at the

points of contact D and E.

8. A weight Q is suspended from a small ring C, supported by two cords AC and B

8) The cord AC is fastened at A while the cord BC passes over a frictionless pulley at B and

carries the weight P as shown. If P = Q and α = 50

9. A force P is applied at point C as shown in (

which the larger of the string tension is as small as possible and the corresponding values of

tension in the strings 1 and 2.

Figure T01

A pulley A is supported by two bars AB and AC which are hinged at points B and C to a vertical

). Over the pulley hangs a flexible cable DG which is fastened to the mast

at D and carries at the other end G a load Q = 20 kN. Neglecting friction in the pulley, determine


(Ans. S2 = 34.64 kN; S

Two smooth circular cylinders, each of weight W = 445 N and radius r =



he forces S in the string and the pressures produced on the floor at the

points of contact D and E. (Ans. S = 398 N, tension; Rd

A weight Q is suspended from a small ring C, supported by two cords AC and B

) The cord AC is fastened at A while the cord BC passes over a frictionless pulley at B and

carries the weight P as shown. If P = Q and α = 500, find the value of the angle β.

(Ans. β = 80

A force P is applied at point C as shown in (Figure T01- 9). Determine the value of angle α fo


(Ans. α = 600, S1 = S2 = 0.577 P)


45

Figure T01- 6

AB and AC which are hinged at points B and C to a vertical

). Over the pulley hangs a flexible cable DG which is fastened to the mast

lecting friction in the pulley, determine


= 34.64 kN; S1 = 0)

Two smooth circular cylinders, each of weight W = 445 N and radius r = 152 mm, are



he forces S in the string and the pressures produced on the floor at the

= Re = 890 N)

A weight Q is suspended from a small ring C, supported by two cords AC and BC (Figure T01-

) The cord AC is fastened at A while the cord BC passes over a frictionless pulley at B and

, find the value of the angle β.

(Ans. β = 800)

). Determine the value of angle α for


, S1 = S2 = 0.577 P)


Figure T01- 7

Figure T01- 9

10. A system of coplanar parallel forces acting on a rigid bar as shown in

this force system to (a) a single force, (b) a single force and a couple at A and (c) a single force

and a couple at B.

(Ans. (a) Ra = 60 N, down, from A = 0.75m; (b) Ra = 60 N, down Ma =

down, MB = 165 N)

11. The beam AB in Figure T01- 11

passes over a frictionless pulley at C and

from A at which a load Q must be placed on the beam if it is to remain in equilibrium in a

horizontal position. Neglect the weight of the beam.

Figure T01- 8

Figure T01- 10

A system of coplanar parallel forces acting on a rigid bar as shown in Figure T01


from A = 0.75m; (b) Ra = 60 N, down Ma =

11 is hinged at A and supported at B by a vertical cord which

passes over a frictionless pulley at C and carries at its end a load P. Determine the distance x


horizontal position. Neglect the weight of the beam. (Ans.


46

8

Figure T01- 10. Reduce


from A = 0.75m; (b) Ra = 60 N, down Ma = -45 Nm; (c) 60 N,

is hinged at A and supported at B by a vertical cord which

carries at its end a load P. Determine the distance x


(Ans. = /)


Figure T01- 11

12. Using the method of projections, find the magnitude and direction of the resultant R of the four

concurrent forces shown in

F2 = 2000 N, F3 = 3500 N and F4

13. Forces of 2, 3, 4, 5 and 6 kN are acting at one of the angular points of a regular hexagon

towards the other angular points taken in order. Find the resultant of the system of forces.

14. In Figure T01- 13, weights P and Q are suspended in a vertical plane by strings 1, 2, 3, arranged

as shown. Find the tension induced in each string if P = 2225 N and Q = 4450 N.

Figure T01- 13

15. Two vertical masts AB and CD are guyed by the wires BF and DG, in the same vertical plane

and connected by a cable BD of length l, from the middle point E of which is suspended a load Q

(Figure T01- 14). Find the tensile force S in each of the two guy wires BF and BG if the load

Q = 445 N and the length l = 6.1 m and sag d = 0.305 m.

Figure T01- 12

Using the method of projections, find the magnitude and direction of the resultant R of the four

concurrent forces shown in Figure T01- 12and having the magnitudes F

= 1000 N. (Ans. R = 1842.6 N and α = 227

Forces of 2, 3, 4, 5 and 6 kN are acting at one of the angular points of a regular hexagon


(Ans. R = 15.6 kN; α = 76.7

, weights P and Q are suspended in a vertical plane by strings 1, 2, 3, arranged

induced in each string if P = 2225 N and Q = 4450 N.

(Ans. S1 = 4450 N; S2 = 4450 N; S3 = 596.2 N)

Figure T01-

Two vertical masts AB and CD are guyed by the wires BF and DG, in the same vertical plane


Find the tensile force S in each of the two guy wires BF and BG if the load

= 6.1 m and sag d = 0.305 m. (Ans. S = 4450 N)


47

12

Using the method of projections, find the magnitude and direction of the resultant R of the four

and having the magnitudes F1 = 1500 N,

(Ans. R = 1842.6 N and α = 2270)

Forces of 2, 3, 4, 5 and 6 kN are acting at one of the angular points of a regular hexagon


(Ans. R = 15.6 kN; α = 76.70)

, weights P and Q are suspended in a vertical plane by strings 1, 2, 3, arranged

induced in each string if P = 2225 N and Q = 4450 N.

= 596.2 N)

- 14

Two vertical masts AB and CD are guyed by the wires BF and DG, in the same vertical plane


Find the tensile force S in each of the two guy wires BF and BG if the load

(Ans. S = 4450 N)


16. A ball of weight W rests upon a smooth horizontal plane and has attached to its centre two

strings AB and AC which pass over frictionless pulleys at B and C and carry loads P and Q,

respectively, as shown in Figure T01

string AC makes with horizontal when the ball is in a position of equilibrium. Also find the

pressure R between the ball and the plane.

Figure T01- 15

17. Two cylinders of weights Q and R are interconnected by a bar of negligible weight hinged to

each cylinder at its geometric center by ideal pins. Determine the magn

center of cylinder R to keep the cylinders in equilibrium in the position shown in

16. The following numerical data are given: Q = 2000 N and R = 1000 N.

(Ans. P ≈ 258 N)

A ball of weight W rests upon a smooth horizontal plane and has attached to its centre two

ings AB and AC which pass over frictionless pulleys at B and C and carry loads P and Q,

Figure T01- 15. If the string AB is horizontal, find the angle α that is


pressure R between the ball and the plane. (Ans. cosα = P/Q; =

Figure T01-

Two cylinders of weights Q and R are interconnected by a bar of negligible weight hinged to

each cylinder at its geometric center by ideal pins. Determine the magnitude of P applied at the

center of cylinder R to keep the cylinders in equilibrium in the position shown in

. The following numerical data are given: Q = 2000 N and R = 1000 N.

******


48

A ball of weight W rests upon a smooth horizontal plane and has attached to its centre two

ings AB and AC which pass over frictionless pulleys at B and C and carry loads P and Q,

. If the string AB is horizontal, find the angle α that is


)

16

Two cylinders of weights Q and R are interconnected by a bar of negligible weight hinged to

itude of P applied at the

center of cylinder R to keep the cylinders in equilibrium in the position shown in Figure T01-




1. A boat is suspended on two identical davits like ABC which is pivoted at A and

supported by a guide at B (Figure T02- 1). Determine the reactions RA and RB at the

points of support A and B if the vertical load transmitted to each davit at C is 4272 N.

Friction in the guide at B should be neglected. (Ans: RA= 7121.73 N, RB= 5696.87 N)

Figure T02- 1

Figure T02- 2

2. A man with weight 667.5 N stands on the middle rung of a 227.5 N ladder, as shown in

Figure T02- 2. Assuming the end B rests on the corner of a wall and a stop at A to

prevent slipping, find the reactions at A and B. (Ans: RA= 820.5 N, RB= 199.0 N)

3. A horizontal prismatic bar AB, of negligible weight and length l, is hinged to a vertical

wall at A and supported at B by a tie rod BC that makes the angle α with the horizontal

(Figure T02- 3). A weight P can have any position along the bar as defined by the

distance x from the wall. Determine the tensile force S in the tie bar.

(Ans: S = P x/l sinα)

Figure T02- 3

Figure T02- 4



4. A weightless bar AB is supported in a vertical plane by a hinge at A and a tie bar DC, as

shown in Figure T02- 4. Determine the axial force S induced in the tie bar by the action

of a vertical load P applied at B. (Ans: S = 2P tension)

5. A bar AB hinged to the foundation at A and supported by a strut CD is subjected to a

horizontal 50 kN load at B, as shown in Figure T02- 5. Find the tensile force S in the

strut and the reaction RA. (Ans: S = 55.5 kN, Ra = 50 kN)

Figure T02- 5

Figure T02- 6

6. Find graphically the reaction Ra and Rb induced at the supports A and B of the right

angle bar ACB supported as shown in Figure T02- 6 and subjected to a vertical load P

applied at the midpoint of AC. (Ans: Ra = 1.2P, Ra = 0.67P)

7. A smooth right circular cylinder of radius r rests on horizontal plane and is kept from

rolling by an inclined string AC of length of 2r (Figure T02- 7). A prismatic bar AB of

length 3r and weight Q is hinged at point A and leans against the roller. Find the tension

S that will be induced in the string AC. (Ans: S = 0.433Q)



Figure T02- 7

Figure T02- 8

8. A rocker of weight W having a circular shoe AB of radius a and with center at O rests on

a horizontal surface and is pulled by a horizontal force P applied at O, as shown in

Figure T02- 8. Find the position of equilibrium, as defined by the angle α, which the

rocker will assume if its centre of gravity is at C, distance b from O along the bisecting

radius OE. (Ans. sin α = Pa/wb)

9. Determine the magnitude of a horizontal force P applied at the centre C of a roller of

weight Q =4450 N and radius r = 380 mm which will be necessary to pull it over a 76

mm curb. Also find what is the magnitude and the direction of the least force P min

applied at C that will lift the roller over the curb in Figure T02- 9. (Ans: Pmin = 2670 N)

Figure T02- 9

Figure T02- 10

10. A pair of adjustable players is used for turning a piece of 19 mm pipe as shown in

Figure T02- 10. For the dimensions shown, what compressive forces Q are applied to

the sides of the pipe when the hand grip is represented by applied collinear forces P?

(Ans: Q = 6P)



11. A vertical load P is supported by a triangular bracket as shown in Figure T02- 11. Find

the forces transmitted to the bolts A and B. Assume that the bolts B fit loosely in a

vertical slot in the plate. (Ans: Ra= 1.25P, Rb = 0.75P)

Figure T02- 11

Figure T02- 12

12. Find the magnitude of the pull P exerted on the nail C in Figure T02- 12. If a horizontal

force of 178 N is applied to the handle of the wrecking bar as shown in Figure T02- 12.

(Ans: P = 1436.6 N)

13. Determine the forces exerted on the cylinder at B and C by the spanner wrench shown

in Figure T02- 13 due to a vertical force of 222.5 N applied to the handle. Neglect

friction at B. (Ans: RB = 1068 N, Rc = 1091 N)



Figure T02- 13

Figure T02- 14

14. A bracket ACB can slide freely on the vertical shaft BC but is held by a small collar

attached to the shaft as shown in Figure T02- 14. Neglecting all friction, find the

reactions at B and C for the vertical load shown. (Ans: Rb = 3814.3 N; Rc = 5861 N)

15. Determine the support reactions for following structures.

16. Determine the support reactions.

17. Determine the support reactions


1. Locate the centroid of the shaded area shown in Figure T03- 1. (Ans. xc = 62.5 mm, yc =

37.5 mm)


Figure T03

2. Referring to the Figure T03

stirrup with the dimensions shown.

3. Locate the centroid C of the shaded area obtained by cutting a semicircle of diameter ‘a’ from the quadrant of a circle of radius ‘a’ as shown in the

Figure T03- 3

4. Locate the centroid of the shaded area OADB shown in

Figure T03

T03- 1 Figure T03

T03- 2, locate the centroid of length of the mean cent

stirrup with the dimensions shown. (Ans. xc = -19.5 mm, yc = 119.5 mm)

Locate the centroid C of the shaded area obtained by cutting a semicircle of diameter ‘a’ from the quadrant of a circle of radius ‘a’ as shown in the Figure T03

(Ans. xc = 0.349a, y

3 Figure T03- 4

Locate the centroid of the shaded area OADB shown in Figure T03- 4

(Ans. xc = 67.75 mm, y

T03- 5 Figure


54

T03- 2

, locate the centroid of length of the mean centre line of the

= 119.5 mm)

Locate the centroid C of the shaded area obtained by cutting a semicircle of diameter ‘a’ T03- 3.

= 0.349a, yc = 0.636a)

4

4.

= 67.75 mm, yc = 59 mm)

Figure T03- 6



5. An isosceles triangle ADE is to be cut from a square ABCD of dimension a as shown in

Figure T03- 5. Find the altitude y of this triangle so that its vertex E will be the centroid of

the remaining shaded area. (Ans. y = 0.634a)

6. Locate the centre of gravity of the plane truss shown in Figure T03- 6, if all the bars have

the same weight per unit length. (Ans. xc = 0.882 m, yc = 0.5625 m)

7. A plane lamina ABCD is hung freely from point D. Find the angle made by DB with the

vertical for the figure shown in Figure T03- 7. (Ans. θ = 29.620)

Figure T03- 7

Figure T03- 8

8. Determine the moment of inertia of the shaded area with respect to the centroidal axis

parallel and perpendicular to the side AB as shown in Figure T03- 8.

(Ans. Ixx = Iyy = 2.08 x 102 cm4) 9. Determine the moments of inertia of the cross section of an iron beam with respect to the

centroidal axes parallel and perpendicular to the axis AB as shown in Figure T03- 9.

(Ans. Ixx = 6463 cm4, Iyy = 1152.4 cm4) 10. Determine the moment of inertia of the shaded area with respect to the centroidal axes

parallel to AB as shown in Figure T03- 10. (Ixx = 429.3 cm4)



Figure T03- 9

Figure T03- 10

*******


1. To determine experimentally the coefficient of friction for steel on steel, flat plates of

negligible weight compared with the large top weight W, are stacked on a horizontal

plane as shown in Figure

vertical pins A&B. The pin A is anchored to a steel slab, and a horizontal pull applied to

the pin B as shown. If there are five moving plates and slipping occurs when the

horizontal pull has the m

Figure T04

2. Two blocks connected by a link AB are supported on two rough planes as shown in

Figure T04- 2. The coefficient of friction for block A on the horizontal plane is µ = 0.4.

The angle of friction for block A on the plane is Ø= 15

block A for which equilibrium of the system can exist?

3. Referring to Figure T04-

0.30 at the wall, and 0.20 between blocks. Find the minimum value for a horizontal

force P applied to the lower block that will hold the system in equilibrium.


To determine experimentally the coefficient of friction for steel on steel, flat plates of


Figure T04- 1. Alternate plates are held together by loose



horizontal pull has the magnitude P, what is the coefficient f coefficient of friction µ?

(Ans. µ = P/10 W)

T04- 1 Figure

Two blocks connected by a link AB are supported on two rough planes as shown in

. The coefficient of friction for block A on the horizontal plane is µ = 0.4.

ction for block A on the plane is Ø= 150 .What is the smallest weight W of

block A for which equilibrium of the system can exist?

(Ans. W ≤ 4450 N)

- 3, the coefficients of friction are as follows: 0.25 at the floo



(Ans. Pmin = 359.4 N)


57

To determine experimentally the coefficient of friction for steel on steel, flat plates of


. Alternate plates are held together by loose-fitting



agnitude P, what is the coefficient f coefficient of friction µ?

= P/10 W)

T04- 2

Two blocks connected by a link AB are supported on two rough planes as shown in

. The coefficient of friction for block A on the horizontal plane is µ = 0.4.

What is the smallest weight W of

≤ 4450 N)

, the coefficients of friction are as follows: 0.25 at the floor,



= 359.4 N)


Figure T04

4. A short semicircular right cylinder of radius r and weight W rests on a horizontal

surface and is pulled at right angles to its ge

at the middle B of the front edge as shown in . Find the angle α that the flat face will

make with the horizontal plane just before sliding begins if the coefficient of friction at

the line of contact A is µ. Th

of gravity C as shown Figure

5. Two rectangular blocks of weight W

and rest on an inclined on a horizontal surface as shown in coefficient of friction for all contiguous surfaces is µ = 0.2. Find the magnitude and direction of the least force P at which t

Figure T04

6. A uniform ladder AB of length

floor at A and by a vertical wall at B. It makes a

Figure T04- 6. If a man, whose weight is one

how much length x of the ladder he shall climb before the ladder slips. If a boy now

stands on the end A of the ladder, what must be his least weight w so that the man may

T04- 3

Figure

A short semicircular right cylinder of radius r and weight W rests on a horizontal

surface and is pulled at right angles to its geometric axis by a horizontal force P applied



the line of contact A is µ. The gravity force W must be considered as acting at the center

Figure T04- 4. (Ans. sinα = 3µπi/4+3 µπ)

Two rectangular blocks of weight W1 = 150 N and W2 = 100 N are connected by a and rest on an inclined on a horizontal surface as shown in coefficient of friction for all contiguous surfaces is µ = 0.2. Find the magnitude and direction of the least force P at which the motion of the blocks will impend.

(Ans. P = 161.7 N, θ= 11.310)

T04- 5 Figure

A uniform ladder AB of length l = 20 m and weight W is supported by the horizontal

floor at A and by a vertical wall at B. It makes an angle 450 with horizontal as shown in

. If a man, whose weight is one-half that of the ladder, ascends the ladder,




58

T04- 4

A short semicircular right cylinder of radius r and weight W rests on a horizontal

ometric axis by a horizontal force P applied



e gravity force W must be considered as acting at the center

(Ans. sinα = 3µπi/4+3 µπ)

= 100 N are connected by a string and rest on an inclined on a horizontal surface as shown in Figure T04- 5. The coefficient of friction for all contiguous surfaces is µ = 0.2. Find the magnitude and

he motion of the blocks will impend. (Ans. P = 161.7 N, θ= 11.310)

T04- 6

= 20 m and weight W is supported by the horizontal

n angle 450 with horizontal as shown in

half that of the ladder, ascends the ladder,




go on the top of the ladder? Assume coefficient of friction between the ladder and the

wall as 1/3 and that between the ladder and floor as ½.

7. A block shown in Figure

The plane is gradually lifted to increase the angle θ. Determine whether sliding of block

or overturning about A will

Figure T04

8. A block of mass 200 kg is to be raised upwards by si

wedges B and C under it as shown in

wedge angle is 150. If the coefficient of friction at all surfaces in contact is 0.3, find the

minimum value of forces P required for doing the job.

9. A simply supported beam AB is 5 m long has an overhang BC 1 m as shown in

Figure T04- 9. It Carries a load of 3kN at point D 3m from A and an

at C. Using method of virtual work, find reactions at supports A and B.

11. Consider the beam AB which is simply supported at its supports and subjected to

load 10 kN at C as shown in


wall as 1/3 and that between the ladder and floor as ½.

(Ans. x = 14.3 m, w

T04- 7 weighing 1000 N is resting on a rough horizontal plane.


or overturning about A will occur first and the angle at which it occurs. Assume µ = 0.3.

(Hint. Determine the location of centroid C)

T04- 7

Figure

A block of mass 200 kg is to be raised upwards by simultaneously pushing two identical

wedges B and C under it as shown in Figure T04- 8. Each wedge weighs 200 N and the

. If the coefficient of friction at all surfaces in contact is 0.3, find the

inimum value of forces P required for doing the job. (Ans. 9 kN)

A simply supported beam AB is 5 m long has an overhang BC 1 m as shown in

. It Carries a load of 3kN at point D 3m from A and an


10. (Ans. Ra = 0.375 kN, R

Figure T04- 9

Consider the beam AB which is simply supported at its supports and subjected to

load 10 kN at C as shown in Figure T04- 10. Find the reaction at B.


59


(Ans. x = 14.3 m, w = 0.25 W) weighing 1000 N is resting on a rough horizontal plane.


occur first and the angle at which it occurs. Assume µ = 0.3.

(Hint. Determine the location of centroid C)

T04- 8

multaneously pushing two identical

. Each wedge weighs 200 N and the

. If the coefficient of friction at all surfaces in contact is 0.3, find the

(Ans. 9 kN)

A simply supported beam AB is 5 m long has an overhang BC 1 m as shown in

. It Carries a load of 3kN at point D 3m from A and another load of 1.5 kN


= 0.375 kN, Rb = 4.125 kN)

Consider the beam AB which is simply supported at its supports and subjected to point

(Ans. Rb = 3.33 kN)



Figure T04- 10

12. A simply supported beam AB of span 10 m is loaded as shown in Figure T04- 11.

Calculate the reaction at A and B using principle of virtual work.

(Ans. Ra = 17 kN, Rb = 23 kN)

Figure T04- 11

13. Consider a simply supported beam subjected to loading as shown in Figure T04- 12.

Find the reaction at support B and A. (Ans. Rb = 20.8 kN, Ra = 13.2 kN)

Figure T04- 12

*******




1. A elevator has an upward acceleration of 1 m/s2, what pressure will be transmitted to the floor of the elevator by man weighing 600 N travelling in the elevator? What pressure will be transmitted if the elevator has an downward acceleration of 2 m/s2? Also find the upward acceleration of the elevator which could cause the man to exert a pressure of 1200 N on the floor.

2. In a reciprocating pump mechanism, the crank AB has a constant clockwise angular velocity of 2500rpm. For the crank position shown in Figure T05- 1, determine a) angular velocity of the connecting rod BD b) Velocity of the piston. (Ans. vd = 16.35

m/s, ωd = 77.5 rad/s)

Figure T05- 1

1. In a reciprocating pump, the piston, connecting rod and crank are shown in Figure T05-

2. The crank OA has a constant speed of 1500 rpm in clockwise. When crank OA is at 45ᴼ to the horizontal. Determine a) Angular velocity of the connecting rod AB and b) Velocity of the piston B. Take the length of the crank OA = 8 cm and that of connecting rod AB = 16 cm. (Ans. vb = 12.243 m/s, ωAB = 59.43 rad/s)

2.

Figure T05- 2

3. The crank of a reciprocating pump is rotating at 210 rpm. The lengths of the crank and the connecting rod are 200 mm and 1 m respectively. Find the velocity of the point A when the crank has turned through an angle of 45ᴼ with the horizontal as shown in Figure T05- 3. (Ans. va = 3.56 m/s)



Figure T05- 3

4. A lift carries a weight of 100 N and is moving with a uniform acceleration of 2.45 m/s2. Determine the tension in this cables supporting the lift, when

1. Lift is moving upward 2. Lift is moving downward (Ans. Tupward = 125 N, Tdownward = 75 N)

5. A lift has an upward acceleration of 1.225 m/s2 a) What force will a man weighing 500

N exert on the floor of the lift? b) What force would he exert if the lift had an acceleration of 1.225 m/s2 downwards? c) What upward acceleration would cause his weight to exert a force of 600 N on the floor?

(Ans. F1 = 562.4 N, F2 = 437.5 N, a = 1.962 m/s2)

6. An elevator of weight 5 kN starts from rest and moves upward with constant acceleration, travelling a distance of 10 m is 5 s. Find the tensile force in the cable during this accelerated motion. Neglect friction. (Ans. T = 5.408 kN)

7. An elevator weighs 2500 N and is moving vertically downwards with a constant

acceleration. Write the equation for the elevator cable tension. Starting from rest it travels a distance of 25m during an interval of 15seconds. Find the cable tension during this time. Neglect all other resistance to motion. (Ans. 2443.47 N)

8. An elevator weighing 5000 N is ascending with an acceleration of 3 m/s2. During this ascend, its operator whose weight is 700 N is standing on the weighing pan placed on the floor. What is the weighing pan reading? What will be the total tension in the cables of elevator during this motion? (Ans. Wpan = 914.1 N, T = 7443.1 N)

9. A helical spring with negligible mass extends 0.3 mm under a mass of 1.5 kg and is

made to support a mass of 50 kg. The spring and the mass system is displaced vertically through 13 mm and released. Determine the frequency of natural vibration of system. Find also the velocity of the mass, when it is 6 mm below its rest position.

(Ans. f = 4.98 Hz, V = 0.361 m/s)

10. Find the natural frequency of the system shown in Figure T05- 4 with k1=2000 N/m, k2= 2500 N/m, k3 = 3000 N/m, m= 5 kg.

(Ans. f = 6.164 Hz)



Figure T05- 4

Figure T05- 5

11. Find the natural frequency of the system shown in Figure T05- 5. Here k = 5×103 N/m,

m = 40 kg. (Ans. f = 1.4 Hz)

******


1. A beam AB of span 3 m, overhanging on both sides is loaded as shown in Determine the support reactions at A and B.

2. Concurrent forces of 1, 3, 5, 7, 9 and 11 N are applied at the centre of regular hexagon acting towards its vertices as shown in direction of the resultant.

Figure

3. Determine the magnitude and direction of the resultant of the forces acting on the ring as shown in Figure 3.

4. A ball of weight 120N rests in a right angled groove as shown in surfaces are smooth, determine the reactions at all points of contact.

6.4 ASSIGNMENTS

A beam AB of span 3 m, overhanging on both sides is loaded as shown in termine the support reactions at A and B.

Figure 1

Concurrent forces of 1, 3, 5, 7, 9 and 11 N are applied at the centre of regular hexagon acting towards its vertices as shown in Figure 2. Determine the magnitude and direction of the resultant.

2 Figure

Determine the magnitude and direction of the resultant of the forces acting on the ring

A ball of weight 120N rests in a right angled groove as shown in surfaces are smooth, determine the reactions at all points of contact.


64

A beam AB of span 3 m, overhanging on both sides is loaded as shown in Figure 1.

Concurrent forces of 1, 3, 5, 7, 9 and 11 N are applied at the centre of regular hexagon . Determine the magnitude and

Figure 3

Determine the magnitude and direction of the resultant of the forces acting on the ring

A ball of weight 120N rests in a right angled groove as shown in Figure 4. If all the surfaces are smooth, determine the reactions at all points of contact.


Figure 4

5. Two smooth circular cylinders each of weight 100 N and radius 15 cm are connected at their centres by a string AB of length 40 cm and rest upon a horizontal plane as shown in Figure 5. The cylinder above them has a weight of 200 N and a radius of 15 cm. Find the force in the string AB and the reactions at points D and E.

6. Block P=5kg and block Q of mass equilibrium as shown in

7. A system of parallel forces is acting on a rigid bar as shown in system into a ) a single force b) a force and a couple at A.

Figure

8. A 5m bar of negligible weight rests in a horizontal position on the smooth planes as shown in Figure 8. Determine the load P and the reactions at supports.

9. Determine the support reactions of a cantilever beam of span 6m carrying an uniformly distributed load (UDL) of 6 kN/m.

10. A beam ABCD as shown in on a roller support inclined at 45

Figure 5

Two smooth circular cylinders each of weight 100 N and radius 15 cm are connected at their centres by a string AB of length 40 cm and rest upon a horizontal plane as shown

. The cylinder above them has a weight of 200 N and a radius of 15 cm. Find the force in the string AB and the reactions at points D and E. Block P=5kg and block Q of mass “m” kg are suspended through a cord which is in

in Figure 6. Determine the mass of block Q.

Figure 6

A system of parallel forces is acting on a rigid bar as shown in Figure m into a ) a single force b) a force and a couple at A.

7 Figure

A 5m bar of negligible weight rests in a horizontal position on the smooth planes as . Determine the load P and the reactions at supports.

Determine the support reactions of a cantilever beam of span 6m carrying an uniformly distributed load (UDL) of 6 kN/m. A beam ABCD as shown in Figure 9 is simply supported on a hinged support at A and D on a roller support inclined at 450 with the vertical. Determine the horizontal and


65

Two smooth circular cylinders each of weight 100 N and radius 15 cm are connected at their centres by a string AB of length 40 cm and rest upon a horizontal plane as shown

. The cylinder above them has a weight of 200 N and a radius of 15 cm. Find

kg are suspended through a cord which is in

Figure 7. reduce this

Figure 8

A 5m bar of negligible weight rests in a horizontal position on the smooth planes as . Determine the load P and the reactions at supports.

Determine the support reactions of a cantilever beam of span 6m carrying an uniformly

is simply supported on a hinged support at A and D with the vertical. Determine the horizontal and



vertical components of reaction at support A. Also find the direction and magnitude of the resultant at A.

Figure 9

ASSIGNMENT 2

1. Locate the centroid of the of a plane uniform lamina shown in Figure 10.

Figure 10

Figure 11

2. Locate the centroid of the T section shown in Figure 11. 3. Determine the coordinates of the centroid of the circular hole having 100 mm diameter

to be cut in thin plate so that this point will be the centroid of the remaining shaded as shown in Figure 12.


Figure 12

4. Determine the moment of inertia of the unshaded composite area with respect to its centroidal axes as shown in

5. Determine the moment of inertia of the shaded area with respect to both axes shown in Figure 14.

Figure 14

6. A block of weight W1= 900N rests on the horizontal surface and supports on top of it another block of weight Winclined string AB. Find the magnitude of the horizontal force P applied to thblock that will be necessary for the slipping to impend as shown in coefficient of friction for all contact surfaces is 0.3.

7. A uniform ladder of 4m length rests against a wall at an angle of shown in the fig. The coefficient of friction between the ladder and the wall is 0.4 and that between the ladder and the floor is 0.5. If a man whose weight is one half of that of ladder ascends it, how high will he be when the lad

12 Figure

Determine the moment of inertia of the unshaded composite area with respect to its centroidal axes as shown in Figure 13. Determine the moment of inertia of the shaded area with respect to both axes shown in

14

Figure

= 900N rests on the horizontal surface and supports on top of it

another block of weight W2 = 225N. The block W2 is attached to a vertical wall by an inclined string AB. Find the magnitude of the horizontal force P applied to thblock that will be necessary for the slipping to impend as shown in coefficient of friction for all contact surfaces is 0.3. A uniform ladder of 4m length rests against a wall at an angle of 45shown in the fig. The coefficient of friction between the ladder and the wall is 0.4 and that between the ladder and the floor is 0.5. If a man whose weight is one half of that of ladder ascends it, how high will he be when the ladder slips.


67

Figure 13

Determine the moment of inertia of the unshaded composite area with respect to its

Determine the moment of inertia of the shaded area with respect to both axes shown in

Figure 15

= 900N rests on the horizontal surface and supports on top of it is attached to a vertical wall by an

inclined string AB. Find the magnitude of the horizontal force P applied to the lower block that will be necessary for the slipping to impend as shown in Figure 15. The

450 with the vertical as shown in the fig. The coefficient of friction between the ladder and the wall is 0.4 and that between the ladder and the floor is 0.5. If a man whose weight is one half of that of


8. Two identical blocks A and B of weight W are supported by a rigid bar inclined at 45with the horizontal as shown in find the coefficient of friction between the block and the wall assuming it to be the same.

Figure 16

9. A block weighing 10 kN is to be raised against a surface which is inclined at 60horizontal by means of 15which will just start the block to move, if the coefficient of friction between all the surfaces of contact be 0.2.

10. A simply supported beam of lengleft support. It also has a uniformly distributed load of 2 kN/m over its right half. Determine the support reactions using the principle of virtual work.

Two identical blocks A and B of weight W are supported by a rigid bar inclined at 45with the horizontal as shown in Figure 16. If both the blocks are in limiting equilibrium,

riction between the block and the wall assuming it to be the

16

Figure

A block weighing 10 kN is to be raised against a surface which is inclined at 60of 150 wedge as shown in Figure 17. Find the horizontal force (P)

which will just start the block to move, if the coefficient of friction between all the surfaces of contact be 0.2. A simply supported beam of length 4m has a concentrated load of 5 kN at 1 m from the left support. It also has a uniformly distributed load of 2 kN/m over its right half. Determine the support reactions using the principle of virtual work.


68

Two identical blocks A and B of weight W are supported by a rigid bar inclined at 450 . If both the blocks are in limiting equilibrium,

riction between the block and the wall assuming it to be the

Figure 17

A block weighing 10 kN is to be raised against a surface which is inclined at 600 with the . Find the horizontal force (P)

which will just start the block to move, if the coefficient of friction between all the

th 4m has a concentrated load of 5 kN at 1 m from the left support. It also has a uniformly distributed load of 2 kN/m over its right half. Determine the support reactions using the principle of virtual work.



7. BE 102 DESIGN AND ENGINEERING





COMMUNICATION

DEGREE: BTECH

COURSE: DESIGN and ENGINEERING SEMESTER: S2 CREDITS: 3

COURSE CODE: BE 102

REGULATION: 2015 COURSE TYPE: CORE

COURSE AREA/DOMAIN: ENGINEERING (All

Branches)

CONTACT HOURS: 2(LECTURE) +

2( PRACTICAL) HOUR/WEEK

CORRESPONDING LAB COURSE CODE (IF

ANY): NIL LAB COURSE NAME: NIL

SYLLABUS:

MODULE CONTENTS HOURS

SEM.

EXAM

MARKS

I

Design and its Objectives; Design constraints, Design functions, Design

means and Design from; Role of Science, Engineering and Technology

in design; Engineering as a business proposition; Functional and

Strength Designs. Design form, function and strength;

L2

15 %

How to initiate creative designs? Initiating the thinking process for

designing a product of daily use. Need identification; Problem

Statement; Market survey- customer requirements; Design attributes

and objectives; Ideation; Brain storming approaches; arriving at

solutions; Closing on to the Design needs.

L3

An Exercise in the process of design initiation. A simple problem is

to be taken up to examine different solutions- Ceiling fan? Group

Presentation and discussion.

P4

II

Design process- Different stages in design and their significance;

Defining the design space; Analogies and thinking outside of the box”;

Quality function deployment-meeting what the customer wants;

Evaluation and choosing of a design.

L2 15 %



Design Communication; Realization of the concept into a configuration,

drawing and model. Concept of “Complex is Simple”. Design for function

and strength. Design detailing-

Material selection, Design visualisation- Solid modelling; Detailed 2D

drawings; Tolerancing; Use of standard items in design; Research needs

in design; Energy needs of the design, both in its realization and

application.

L3

An exercise in the detailed design of two products.

( Stapler/ door/clock ) P4

FIRST INTERNAL EXAM

III

Prototyping- rapid prototyping; testing and evaluation of design;

Design modifications; Freezing the design; Cost analysis

L2

15 %

Engineering the design – From prototype to product. Planning;

Scheduling; Supply chains; inventory; handling,

manufacturing/construction operations; storage; packaging; shipping;

marketing; feed-back on design.

L3

List out the standards organizations. Prepare a list of standard items

used in any engineering. Develop any design with over 50 % standard

items as parts.

P4

IV

Design for “X”; covering quality, reliability, safety,

manufacturing/construction, assembly, maintenance, logistics, handling;

disassembly; recycling; re-engineering etc. List out the design

requirements(x) for designing a rocket etc.

L4

15 %

Design mineral water bottles that could be packed compactly for

transportation. P4

SECOND INTERNAL EXAM

V

Product centred and user centred design. Product centred. attributes

and user centred attributes. Bringing the two closer. Example:

Smart phone. Aesthetics and ergonomics.

L2

20 % Value engineering, Concurrent engineering, Reverse engineering

in design; Culture based design; Architectural designs; Motifs and

cultural background; Tradition and design; Study the evolution of Wet

grinders; Printed motifs; Role of colours in design.

L4



P6

Make sharp corners and change them to smooth curves- check the

acceptance. Examine the possibility of value addition for an xisting

product

VI

Modular design; Design optimization; Intelligent and autonomous

products; User interfaces; communication between products;

autonomous products; internet of things; human psychology and the

advanced products. Design as a marketing tool; Intellectual Property

rights – Trade secret; patent; copy-right; trademarks; product liability.

L3

20 %

Group presentation of any such products covering all aspects that could

make or mar it. P6

END SEMESTER EXAM

TEXT/REFERENCE BOOKS

T/R

T1

Balmer, R. T., Keat, W. D., Wise, G., and Kosky, P., Exploring Engineering, Third Edition: An

Introduction to Engineering and Design - [Part 3 - Chapters 17 to 27], ISBN13: 978-0124158917

ISBN-10: 0124158919

T2 Dym, C. L., Little, P. and Orwin, E. J., Engineering Design - A Project based introduction - Wiley,

ISBN-978-1-118-32458-5

T3 Eastman, C. M. (Ed.), Design for X Concurrent engineering imperatives, 1996, XI, 489 p. ISBN 978-

94-011-3985-4 Springer

T4 Haik, Y. And Shahin, M. T., Engineering Design Process, Cengage Learning, ISBN13: 978-0-495-

66816-9

T5 Pahl, G., Beitz, W., Feldhusen, J. and Grote, K. H., Engineering Design: A Systematic

T6 Pahl, G., Beitz, W., Feldhusen, J. and Grote, K. H., Engineering Design: A Systematic

Approach, 3rd ed. 2007, XXI, 617p., ISBN 978-1-84628-319-2

T7 Voland, G., Engineering by Design, ISBN 978-93-325-3505-3 , Pearson India



T8 Dieter & Schmidt - Engineering Design 5th Edition, Mcgraw Hill.

R1 E-Book: http://opim.wharton.upenn.edu/~ulrich/designbook.html



SCIENCE,General BASIC KNOWLEDGE

SCHOOL

LEVEL

COURSE OBJECTIVES:

1 To excite the student on creative design and its significance.

2 To make the student aware of the processes involved in design

3 To make the student understand the interesting interaction of various segments of humanities,

sciences and engineering in the evolution of a design

4 To get an exposure as to how to engineer a design

COURSE OUTCOMES:

Sl. NO DESCRIPTION

Blooms’

Taxomomy

Level

C102.1

Have you identified the role of each group member in the team, in giving

suggestion/solutions and their support in selecting a solution for a given

problem (activity 6-3-5)?

Level 1,

Level 3,

Level 4

C102.2

How far have you identified the importance of problem/need identification

in design process (through the analysis of the different design revisions

occurred to an open vessel to obtain a pressure

Level 1

Level 2

Level 4

C102.3

Ability to think of different solution to a given problem, compare different

solutions and to determine the optimum design solution among

them

Level 2

Level 3

Level 6



C102.4

Has the course made you to observe and analyse the different designs

around you in your daily life and made you to think creatively (Activity –

problem identification and online assignment)?

Level 1

Level 4

Level 6

C102.5

Have you identified and prioritized the different features (expected, normal

and exciting) that needs to be chosen while designing a product (User

centred design. Activity – House of Quality and Kano

Level 1

Level 4

Level 6

C102.6

Has the course Design and Engineering developed your ability to adapt to

different groups and to propose you ideas to the success of the group? Level 6

CO-PO AND CO-PSO MAPPING

PO

1

PO

2

PO

3

PO

4

PO

5

PO

6

PO

7

PO

8

PO

9

PO

10

PO

11

PO

12

PSO

1

PSO

2

PSO

3

C102.1 - - - - - - - - 3 2 3 - - - -

C102.2 - 3 - - - - - - - - - 2 - - -

C102.3 3 3 2 2 - - - - - - - 2 - - -

C102.4 2 - - 1 - 1 - - - - - 3 - - 2

C102.5 - 1 3 - - - - - - - - - - - -

C102.6 - - - - - -

- 3 3 3 3 - - -

1- Low correlation (Low), 2- Medium correlation(Medium) , 3-High correlation(High)

JUSTIFATIONS FOR CO-PO MAPPING

MAPPING LOW/MEDIUM

/HIGH

JUSTIFICATION

C102.3 -

PO1

H Students should use the knowledge to develop solutions for

problems

C102.4 -

PO1

M Students could use the knowledge to for implementation of their

Ideas

C102.2 –

PO2

H Students need to Identify the problem to solve it

C102.3 –

PO2

H Need to analyze different solutions to a problem

C102.5 –

PO2

L Review/ Research is required to identify different features



C102.3- M To Find the optimum solution

PO3

C102.5-

PO3

H To provide features to a product after considering all aspects

C102.3-

PO4

M To think of different solutions

C102.4-

PO4

L Creative thoughts

C102.4-

PO6

L To observe the need of the society

C102.1-

PO9

H Increase the ability to work in a team

C102.6-

PO9


C102.1-

PO10

M Increased the communication within the group

C102.6-

PO10

H Increased the communication within the group

C102.1-

PO11

H Skills to lead a team

C102.6-

PO11

H Skills to lead a team

C102.2-

PO12

M Skills to identify the need

C102.3-

PO12

M Identify different solutions to a problem

C102.4-

PO12

H Increase observational skills

C102.6-

PO12




JUSTIFATIONS FOR CO-PSO MAPPING

MAPPING LOW/MEDIUM/H

IGH

JUSTIFICATION

C102.4-

PSO3 M Continued Learning


SI

NO DESCRIPTION

PROPOSED

ACTIONS

RELEVANCE

WITH POs

RELEVANCE

WITH PSOs

1

Numerical on reliability calculation,

scheduling

Solving problems

in class

1, 6 2

2 Market survey, house of quality theory

Activity to prepare

questionnaire on

market survey,

HOQ

1, 6

2


1 E-Book: http://opim.wharton.upenn.edu/~ulrich/designbook.html

2 http://www2.warwick.ac.uk/fac/sci/wmg/ftmsc/modules/modulelist/peuss/designforx/design_for_x_n otes



LCD/SMART

BOARDS STUD. SEMINARS ADD-ON COURSES


ASSIGNMENTS √ STUD.

SEMINARS √

TESTS/MODEL

EXAMS√

UNIV.

EXAMINATION√

STUD. LAB PRACTICES√ STUD. VIVA√

MINI/MAJOR

PROJECTS√

CERTIFICATIONS√



ADD-ON COURSES√ OTHERS

( Skill Development )


ASSESSMENT OF COURSE OUTCOMES

(BY FEEDBACK, ONCE)

STUDENT FEEDBACK ON

FACULTY (TWICE)


PROJECTS BY EXT. EXPERTS OTHERS


Mr.Unnikrishnan L

(Faculty) ( HOD )


Department of EC,RSET 78

7.2 COURSE PLAN

Sl.

No

Planned

1 Introduction, Design and its objectives; Design constraints, Design

functions, Design. means and Design from;

2

Role of Science, Engineering and Technology in design;

Engineering as a business proposition; Functional and Strength Designs.

Design form, function and strength;

3 How to initiate creative designs? Initiating the thinking process for

designing a product of daily use.

4 Need identification; Problem Statement ‘Market survey customer

requirements, Design attributes and objectives; Ideation;

5 Brain Storming approaches;- arriving at solutions; Closing on to the

Design needs.

6

Exercise in the process of design initiation. A simple - problem is to be

taken up to examine different solutions- Ceiling fan. Group Presentation

and discussion.

7


taken up to examine different solutions- Soap Box. Group Presentation

and discussion.

8


taken up to examine different solutions- Pencil and Pen.

Group Presentation and discussion.

9


taken up to examine different solutions- Scale. Group Presentation and

discussion.

10

Design process- Different stages in design and their significance;

Defining the design space; Analogies and " “thinking outside of the“

box”; Quality function deployment-meeting what the customer wants;

Evaluation and choosing of a design.

11

Design Communication; Realization of the concept into a configuration.

drawing and model. Concept of “Complex is Simple”. , Design for

function and strength. Design detailing

Material selection Design visualization-,

12 Solid modeling: Detailed 2D drawings; , Tolerancing: Use of standard

items in design;

13 Research needs in design; ,Energy needs of the design. both in its

realization and in the applications.



14 Activity 1

15 Activity 1

16 - rapid prototyping: testing and evaluation of design;

17 Design modifications: Freezing the design Cost analysis.

18 Engineering the design - From prototype to product.

19 Planning Scheduling; Supply chains: inventory: handling:

manufacturing/construction operations;

20 storage; packing shipping ;marketing ;feed-back on design.

21 List out the standards organizations. Prepare a list of standard items

used in any engineering specialization.

22 List out the standards organizations. Prepare a list of standard items

used in any engineering specialization.

23 Develop any design with over 50% standard items as parts.

24 Develop any design with over 50% standard items as parts.

25 Design for “X”; covering quality, reliability, safety

26 manufacturing/construction, assembly, maintenance, logistics.

27 handling: disassembly; recycling; re-engineering

28 design requirernents (x) for designing it rocket shell of 3 meter diameter

and 8 meter length

29 mineral water bottles that could be packed compactly for

transportation


transportation


transportation


transportation



34 Bringing the two closer. Example: Smart phone. Aesthetics and

ergonomics.

35 Value engineering. Concurrent engineering.

36 Reverse engineering in design: Culture based design: Architectural

designs;

37 ; Motifs and cultural back ground: Tradition and design.

38 Study the evolution of wet grinders; Printed motifs; Role of colours in

design.

39 Make sharp corners and change them to smooth curves- check the

acceptance.

40 Make sharp corners and change them to smooth curves- check the

acceptance.

41 possibility of value; addition for an existing product.

42 possibility of value; addition for an existing product.

43 Activity 2

44 Possibility of value; addition for an existing product.

45 Possibility of value; addition for an existing product.

46 Modular design; Design optimization; Intelligent and autonomous

products;

47 User interfaces; communication ; between products; autonomous

products

48 internet things; human psychology and the advanced products Design as

a marketing tool;

49 Intellectual Property rights. Trade secret; patent; copy-right;

trademarks; product liability.

50 Panel Discussion

33 Product centred and user centred design. Product centred attributes

and user centred attributes.



7.3 TUTORIALS

1) Try to make a paper plane and analysis it in your own way and methodology.

2) Trouble shooting of the electronic and electrical device .

3) Study of Company flyers.



7.4 ASSIGNMENTS

Assignment 1 Date of Submission: 17/02/2016.

Objective of this assignment is to improve your creative, innovative thinking, problem solving skills,

need gap identification skills and don’t analyse these problems with real engineering

knowledge. Try to solve these problems as a normal person who is facing it. Solutions may or may not be practically implementable. Just try for the best out of you with your limited knowledge. You should discuss each with your parents/ guardians /friends /internet before writing it, but no copying. I. You have made a paper plane and tried to fly it. Explain in design point of view its Design

objective, function, means, constrains, creative thinking aspect, need gap, structure of your design, sketch your design also. Can you suggest a new plane design with different driving system (other than today used engines).

II. List 20 natural design you find in the Universe and try to explain why is it so?

III. List 20 man-made design which last for centuries.

IV. List 10 man-made designs that we learned from nature.

V. Collect links of 40 design video from you tube that inspired you.

Assignment 2 Date of Submission: 17/02/2016.

Objective of this assignment is to improve your creative, innovative thinking, problem solving skills, need gap identification skills and don’t analyse these problems with real engineering

knowledge. Try to solve these problems as a normal person who is facing it. Solutions may or may not be practically implementable. Just try for the best out of you with your limited knowledge. You should discuss each with your parents/ guardians /friends /internet before writing it, but no copying. I. What all are the quality you find in the following given personalities that you think a design Engineer should learn from them?

(a) Florence Nightingale

(b) Anne frank

(c) Adolf Hitler

II. Give your own creative solution with sketches for solving the following problems: 1) To solve mosquito problem in Kochi.

2) To pluck coconuts.

3) An artefact to replace Band aid.

4) An artifact to replace safety pins.

5) To solve water scarcity in your locality.

6) To solve Traffic problem in front of Lulu mall junction.



7) Can you suggest a new tool for rubber tapping.

8) Design a Chair that can be carried with you while you travel.

9) Use solar and wind to solve a social problem in your locality.

10) Can you find a substitute for Zip used in bags, dress.

11) Design a ceiling fan with innovative and creative design.

12) Why different fans rotate in different directions. Design blades of fan for getting better performance.

13) Explain the evolution of wheel and suggest a new form for wheel within next 100 years. 14) With today’s technology we cant travel in space above the speed of light. Suggest a solution to overcome the said constrain in future.

15) Idukki dam has arc shape. Why?

16) As a design engineer try to solve Mullaperiyar issue. What is your suggestion ? 17) Design a artifact by which you can make multiple dosa at the same time as an idlly maker.

18) Consider that you are designing a Baby monitoring system. What all objectives and function you will in cooperate in it?

19) You are Designing seats for Luxury car . What all functions you will in cooperate in it to be the best in market.

20) Design a toy for 2 year old child and 12 year old child. Compare the two design.

21) Can you extract electric power from human body to charge device such as mobile phones? Design such a system.

III. List out some 30 traditional design of artifacts that Ancient India contributed to the society. And compare how the world adapt it for their future design work.

IV. Identify and Solve at least 10 problems in your home. Discuss with your parents. Get knowledge about how they solve such problems?

V. Explain in detail how much do you think you have advanced in: a. Creative Thinking b. Problem solving c. Gap identification.



8. ME 100 BASICS OF MECHANICAL ENGINEERING





COMMUNICATION

DEGREE: B.TECH

COURSE: BASIC MECHANICAL ENGINEERING SEMESTER: S2 CREDITS: 3

COURSE CODE: ME100 REGULATION: 2015 COURSE TYPE: CORE

COURSE AREA/DOMAIN: BASIC

SCIENCE& ENGINEERING

CONTACT HOURS: 2+1 ( Tutorial ) hours/Week.

CORRESPONDING LAB COURSE CODE (IF ANY): NIL LAB COURSE NAME: NA

SYLLABUS:

UNIT DETAILS HOURS

I Thermodynamics: Laws of Thermodynamics, significance and applications of laws of thermodynamics; entropy, available energy; Clausius inequality; principle of increase of entropy; Ideal and real gas equations; Analysis of Carnot cycle, Otto cycle , Diesel cycle and Brayton cycle; Efficiency of these cycles.

7

II Energy conversion devices: Boilers, Steam turbines, Gas turbines and

Hydraulic turbines; Working principle of two stroke and four stroke I.C. Engines (Diesel and Petrol), Reciprocating and centrifugal pumps, rotary pumps, reciprocating and centrifugal compressors, fans, blowers, rotary compressors; Air motor.

7

III Refrigeration and Air Conditioning: Vapour compression and absorption refrigeration systems, COP, Study of household refrigerator, Energy Efficiency Rating, Psychrometry, Psychrometric processes, window air conditioner, split air conditioner. Ratings and selection criteria of above devices. Refrigerants and their impact on environment.

7



IV Engines and Power Transmission Devices in Automobiles, Different types of engines used in automobiles, types of automobiles; major components and their functions (Description only); Fuels; Recent developments: CRDI, MPFI, Hybrid engines. Belts and belt drives; Chain drive; Rope drive; Gears and gear trains; friction clutch (cone and single

7

plate), brakes (types and applications only); Applications of these devices.

V Materials and manufacturing processes: Engineering materials,

Classification, properties, Alloys and their Applications; Casting, Sheet metal forming, Sheet metal cutting, Forging, Rolling, Extrusion, Metal joining processes - Powder metallurgy

7

VI Machine Tools (Basic elements, Working principle and types of operations) Lathe – Centre Lathe, Drilling Machine – Study of Pillar drilling machine, Shaper, planer, slotter, Milling Machine, Grinding machine, Power saw; Introduction to NC and CNC machines

7

TOTAL HOURS 42



T1 Fundamentals Of Mechanical Engineering – G S Sawhney– Phi

T2 Basic Mechanical Engineering – Balachandran Owl Books

T3 Basic Mechanical Engineering – J Benjamin Pentex Books

R1 An Introduction To Mechanical Engineering Part I – Michael Clifford, Kathy

Simmons And Philip Shipway. Crc Press

R2 Basic And Applied Thermodynamics – P. K Nag – Tata Mcgraw-Hill

R3 Basic Mechanical Engineering - Pravin Kumar

R4 Fundamentals Of Ic Engines- Gill, Smith And Zuirys - Oxford And Ibh Publishing Company Pvt. Ltd. New Delhi. Crouse, Automobile Engineering, Tata Mc-Graw-Hill, New Delhi.

R5 Roy And Choudhary, Elements Of Mechanical Engineering, Media Promoters & Publishers Pvt. Ltd., Mumbai.



R6 Automobile Engineering, Crouse- Tata Mc-Graw-Hill, New Delhi



Science Basic Concepts In Physics And

Chemistry

Secondary

Shool Level

Mathematics Basic Kowledge Of Diffrential

Calculus And Integral Calculus

Secondary

Shool Level

COURSE OBJECTIVES:

1 To expose the students to the thrust areas in Mechanical Engineering and their relevance by covering the fundamental concepts.

COURSE OUTCOMES:

SI NO: DESCRIPTION Blooms’

Taxonomy

Level

ME100.1 Students will be able involved in a cycle

to differentiate the different processes Understand

( level 2)

ME100.2 Students will be able to conversion devices

explain the working of different energy Understand

( level 2)

ME100.3 Students will be able to conditioning systems.

distinguish different refrigeration and air Understand

( level 2)

ME100.4 Students will be able to identify different parts of an automobile. Knowledge

( level 1)

ME100.5 Students will be able to select the appropriate manufacturing process

Understand

( level 2)

Department of EC,RSET

MAP

PING

L/M/H

CO.1-

PO1

L As they could use their acquired knowledge to solve engineering problems related to thermodynamic cycle and process

CO.2-

PO1

L Knowledge in principles Energy conversion devices like boiler, engine

CO.3-

PO1

L Knowledge in principlesofrefrigeration and air conditioning

CO.4-

PO1

L Students will be aware of different systems of an automobile

CO.5-

PO1

L Students will able to select different manufacturing process

CO.1-

PO2

L Students are able to analyze the various p

CO.2-

PSO2

L Students are able to conduct experiments and develop applications in energy conversion devices like motors or generators.

CO.3-

PSO2

L Students are able to conduct experiments and develop applications like control devices

CO.4-

PSO2

L Students are able to conduct experiments and develop applications like sensors and actuators indifferent parts of an automobile

C100.

5-

PSO2

L Students are able to select the appropriate manufaexperiment set ups or tomanufactureinstruments or devices

Semester II, Course Hand

JUSTIFICATION

As they could use their acquired knowledge to solve engineering problems related to thermodynamic cycle and process

Knowledge in principles Energy conversion devices like boiler, engine

e in principlesofrefrigeration and air conditioning

Students will be aware of different systems of an automobile

Students will able to select different manufacturing process

Students are able to analyze the various process in the cycle

Students are able to conduct experiments and develop applications in energy conversion devices like motors or generators.

Students are able to conduct experiments and develop applications like control devices inrefrigeration and air conditioning systems.

Students are able to conduct experiments and develop applications like sensors and actuators indifferent parts of an automobile

Students are able to select the appropriate manufacturing process to make experiment set ups or tomanufactureinstruments or devices


88

As they could use their acquired knowledge to solve engineering problems

Knowledge in principles Energy conversion devices like boiler, engine

e in principlesofrefrigeration and air conditioning

Students will be aware of different systems of an automobile

Students will able to select different manufacturing process

rocess in the cycle

Students are able to conduct experiments and develop applications in

Students are able to conduct experiments and develop applications like inrefrigeration and air conditioning systems.

Students are able to conduct experiments and develop applications like

cturing process to make experiment set ups or tomanufactureinstruments or devices



PROPOSED ACTIONS: Topics beyond syllabus/assignment/industry visit/guest lecturer/video lectures etc.


SI

NO

DESCRIPTION PROPOSED

ACTIONS

RELEVANCE

WITH POs

RELEVANCE

WITH PSOs

1

Lab visit to show the different parts of an automobile

Lab Visit

1 1


1 http://nptel.ac.in/courses/Webcourse-contents/IIT-

KANPUR/machine/ui/Course_home-7 .htm

2 http://nptel.ac.in/courses/112105182/9

3 http://www.slideshare.net/ArchieSecorata/fluid-mechanicsfundamentals-andapplications-by-cengel-cimbala-3rd-c2014-txtbk

4 https://www.youtube.com/watch?v=RBVgwpYUp18

5 https://www.youtube.com/watch?v=KqfYobOYRTc


CHALK & TALK STUD.

ASSIGNMENT

WEB

RESOURCES

LCD/SMART

BOARDS

STUD. SEMINARS ADD-ON

COURSES



EXAMS

UNIV.

EXAMINATION

STUD. LAB

PRACTICES


PROJECTS

CERTIFICATIONS

ADD-ON

COURSES

OTHERS





(BY FEEDBACK, ONCE)

STUDENT FEEDBACK ON

FACULTY (TWICE)



OTHERS


SNO DESCRIPTION PROPOSED ACTIONS

1 Statistical Thermodynamics NPTEL

PROPOSED ACTIONS: TOPICS BEYOND SYLLABUS/ASSIGNMENT/INDUSTRY

VISIT/GUEST LECTURER/NPTEL ETC


1 Working of air conditioning devices

Prepared by

Approved by

Mr.Abinson Paul

Faculty

HOD



8.2 COURSE PLAN

DAY Planned

1 Laws of Thermodynamics

2 significance and applications of TD

3 Entropy, available energy, Clausius inequality, principle of increase of entropy

4 Ideal and real gas equations

5 Analysis of Carnot cycle, Otto cycle, Diesel cycle and Brayton cycle; Efficiency of these cycles



8 Energy conversion devices: Boilers, Steam turbines, Gas turbines and hydraulic turbines



11 Working principle of 2 stroke and 4 stroke IC engines (Diesel and petrol

12 Working principle of 2 stroke and 4 stroke IC engines ( Diesel and petrol

13 Reciprocating and centrifugal pumps, rotary pumps

14 Reciprocating and centrifugal compressors, fans, blowers, rotary compressors, air motor.

15 Refrigeration and Air conditioning,

16 Vapour compression and vapour absorption refrigeration systems

16 Vapour compression and vapour absorption refrigeration systems



17 Study of household refrigerator, Energy efficiency rating

18 Psychrometry, Psychrometric processes

19 Window air conditioner, split air conditioner, ratings and selection

20 Refrigerants and their impact on environment

21 Engines and Power Transmission Devices in Automobiles, Different types of engines used in automobiles, types of automobiles

22 Major components and their functions

23 Major components and their functions

24 Fuels; Recent developments, CRDI, MPFI, Hybrid engines

25 Belts and belt drives , Chain drive, rope drive; gears and gear trains

26 Belts and belt drives , Chain drive, rope drive; gears and gear trains

27 Friction clutch, Brakes

28 Engineering materials, classification, properties, alloys and their applications



31 Casting

32 Sheet metal forming, sheet metal cutting

33 Forging, rolling, extrusion

34 Metal joining processes, powder metallurgy

35 Machine Tools; Lathe- centre lathe

36 Machine Tools; Lathe- centre lathe



37 Drilling machine- study of pillar drilling machine

38 Shaper, planer, slotter

39 Milling machine

40 Grinding machine Power saw

41 Introduction to NC and CNC machines



8.3 TUTORIALS

1. What is Compounding of turbine where it is applied Explain the types of compounding.



8.4 ASSIGNMENTS

I. Draw the diagrams and explain the working of following energy conversion device.

1. Boiler

2. Four Stroke Engine

3. Two Stroke Engine

4. Pelton Wheel

5. Centrifugal Pump

6. Reciprocating Pump

7. Vane Pump

8. Fans

II. Draw the schematic diagrams of the following machine and explain the operation.

1. Lathe And Operations

2. Shaper And Operations

3. Drilling Machine

4. Milling Machine

5. Grinding Machine



9. EE 100 BASICS OF ELECTRICAL ENGINEERING




PROGRAMME: Electronics and communication DEGREE: BTECH

COURSE: Basics of Electrical Engineering SEMESTER: 1 CREDITS: 3 COURSE CODE: EE 100 REGULATION:UG COURSE TYPE: Elective

COURSE AREA/DOMAIN: Electrical Engineering CONTACT HOURS: 2+1 (Tutorial) hours/Week. CORRESPONDING LAB COURSE CODE (IF ANY):Yes LAB COURSE NAME: Electrical Engineering Workshop

SYLLABUS: UNIT DETAILS HOURS

I

Elementary concepts of electric circuits: Kirchhoff's laws, constant voltage and current sources-Problems Formation of network equations by mesh current and node voltage methods-matrix representation-solution of network equations by matrix methods-problems star-delta conversion(resistive networks only-derivation is not needed)-problems

6

II

Magnetic Circuits: MMF, field strength, flux density, reluctance(definition only)-comparison between electric and magnetic circuits Energy stored in magnetic circuits, magnetic circuits with air gap-Numerical problems on series magnetic circuits Electromagnetic Induction: Faraday's laws, lenz's laws- statically induced and dynamically induced emfs-self-inductance and mutual inductance, coefficient of coupling (derivation not needed)

6

III

Alternating Current fundamentals: Generation of alternating voltages-waveforms, frequency, period, average and RMS values and form factor of periodic waveform(pure sinusoidal)- Numerical Problems AC Circuits: Phasor representation of alternating quantities- rectangular and polar representation Analysis of simple AC circuits: concept of impedance, power and power factor in ac circuits-active, reactive and apparent power-solution of RL,RC and RLC series circuits-Numerical problems Three phase systems: Generation of three phase voltages-advantages of three phase systems, star and delta connection (balanced only), relation between line and phase voltages, line and phase currents three phase power measurement by two wattmeter method (derivation is not required) - Numerical problems

11

IV

Generation of power: Block schematic representation of generating stations- hydroelectric power plants. Block schematic representation of Thermal and nuclear power Plants. Renewable energy sources: solar, wind, tidal and geothermal (Block diagram and working only- No Problems) Power transmission: Typical electrical power transmission scheme-need for high voltage transmission-(Derivation is not needed, No Problems) Power Distribution: substation equipment’s, primary and secondary transmission and distribution systems- feeder, service mains

5

V

Electric Machines: DC Generator and Motor-Construction-working principle- Back EMF Types of motor-shunt, series, compound (short and long)- principle of operation of dc motor, applications-numerical problems ( voltage -current relations only) Transformer: Construction of single phase and three phase Transformers (core type only)-EMF equation and related numerical problems Losses and efficiency of transformer for full load –numerical problems (no equivalent circuit)

9

VI

AC Motors: Three phase induction motor-squirrel cage and slip ring induction motor Working principle-synchronous speed, slip and related numerical problems. (no equivalent circuit) AC Motors: Construction, principles of operation of single phase induction motor (no equivalent circuit) Starting methods in single phase induction motors -split phase and capacitor start

5

TOTAL HOURS 42

TEXT/REFERENCE BOOKS: T/R BOOK TITLE/AUTHORS/PUBLICATION

R Bhattacharya, S. K., Basic Electrical & Electronics Engineering, Pearson

R Bird, J., Electrical Circuit Theory and Technology, Routledge, Taylor & Francis Group

R Del Toro,V.,Electrical Engineering Fundamentals, Prentice Hall of India.

R Hayt, W. H., Kemmerly, J. E., and Durbin, S. M., Engineering Circuit Analysis, Tata McGraw Hill

R Hughes, Electrical and Electronic Technology, Pearson Education

R Mehta, V.K. and Mehta,R., Basic Electrical Engineering, S. Chand Publishing

R Parker and Smith, Problems in Electrical Engineering, CBS Publishers and Distributors

R Sudhakar and Syam Mohan, Circuits and Networks Analysis and Synthesis, Tata McGraw Hill

R Suresh Kumar, K. S, Electric Circuits and Networks, Pearson Education



COURSE PRE-REQUISITES: C.CODE COURSE NAME DESCRIPTION SEM

11th and 12th Standard Physics and Mathematics

A thorough knowledge of 11th and 12th standard Physics and Mathematics

COURSE OBJECTIVES: 1 To provide students of all branches of engineering with an overview of all the fields of electrical engineering

2 To prepare students for learning advanced topics in electrical engineering

COURSE OUTCOMES:

SI No DESCRIPTION

1 Students will be able to acquire fundamental knowledge of Electrical circuits and can solve circuit related problems.

2 Students will be able to recall and state ideas about magnetic circuits.

3 Students will be able to explain the fundamentals of AC circuits.

4 Students will be able to analyze three phase systems.

5 Students will be able to compare and contrast the various types of renewable energy sources.

6 Students will be able to identify and differentiate between various AC and DC machines.

SI No

DESCRIPTION BLOOMS’ TAXONOMY LEVEL

1 Students will be able to acquire fundamental knowledge of Electrical circuits and can solve circuit related problems.

Knowledge [Level 1]

2 Students will be able to recall and state ideas about magnetic circuits.

Knowledge [Level 1]

3 Students will be able to explain the fundamentals of AC circuits.

Comprehension [Level 2]

4 Students will be able to analyze three phase systems. Analysis [Level 4]

5 Students will be able to compare and contrast the various types of renewable energy sources.

Analysis [Level 4]

6 Students will be able to identify and differentiate between various AC and DC machines.

Analysis [Level 4]

MAPPING COURSE OUTCOMES (COs) – PROGRAM OUTCOMES (POs) AND COURSE OUTCOMES (COs) – PROGRAM SPECIFIC OUTCOMES (PSOs):

PO 1 PO 2 PO 3 PO 4 PO 5 PO 6 PO 7 PO 8 PO 9 PO 10 PO 11 PO 12 PSO 1 PSO 2 PSO 3

C100.1 3 1 1

C100.2 3 1 1

C100.3 1 1 1 2

C100.4 2 1 2 1 1

C100.5 1 2 2

C100.6 2 1 1

EE 100 2 1 1 1 1 1 1 1 2



JUSTIFATIONS FOR CO-PO MAPPING: Mapping L/H/M Justification

C100.1-PO1 H Students will be apply the knowledge of mathematics and science to solve various fundamental problems in electric circuits.

C100.1-PO5 L Students will be able to use modern tools to find solution for circuit related problems in their higher semesters.

C100.2-PO1 H Students will be able to apply knowledge of magnetic circuits to solve engineering problems.

C100.2-PO2 L Students will be able to analyze complex engineering problems using the first principles of magnetic circuits.

C100.3-PO1 L Students will be apply the knowledge of engineering fundamentals to solve complex problems in ac circuits.

C100.3-PO6 L Students will be apply the reasoning obtained from the context of ac circuit to access societal and safety issues.

C100.4-PO1 M Students will be apply the knowledge of electrical engineering to analyze three phase systems.

C100.4-PO7 L Students will be able to understand the need of three phase circuits for sustainable development of society.

C100.4-PO12 M Students will be able to recognize the need for life long learning in the broadest context of techonological change in the area of three phase systems.

C100.5-PO3 L Students will be able to design solutions with appropriate consideration for safety and environmental issues.

C100.5-PO7 M Students will be able to undersatnd the impact of professional engineering solutions in the context of environmental development by utilizing renewable energy sources.

C100.6-PO1 M Students will be able to apply the knowledge of science and engineering fundamentals for identifying different electrical machines.

C100.6-PO3 L Students will be able to develop solution using AC machines for teh further development of society.


SI No.

DESCRIPTION PROPOSED ACTIONS

RELEVANCE WITH POs

RELEVANCE WITH PSOs

1 Introduction to Dependent Sources Additional Class with Tutorials

1,2,5 1


TOPICS BEYOND SYLLABUS/ADVANCED TOPICS/DESIGN: SI

No. DESCRIPTION

PROPOSED ACTIONS

RELEVANCE WITH POs

RELEVANCE WITH PSOs

1 Tariff: Different types of LT and HT consumers and various types of tariff schemes

Additional Class

6,12

2


1 http://nptel.iitm.ac.in/

DELIVERY/INSTRUCTIONAL METHODOLOGIES: CHALK & TALK STUD. ASSIGNMENT WEB RESOURCES




ASSESSMENT METHODOLOGIES-DIRECT ASSIGNMENTS STUD. SEMINARS TESTS/MODEL EXAMS UNIV. EXAMINATION

STUD. LAB PRACTICES STUD. VIVA MINI/MAJOR PROJECTS CERTIFICATIONS


ASSESSMENT METHODOLOGIES-INDIRECT ASSESSMENT OF COURSE OUTCOMES (BY FEEDBACK,

ONCE)


ASSESSMENT OF MINI/MAJOR PROJECTS BY EXT. EXPERTS OTHERS

Prepared by Approved by Ms. Ragam Rajagopal (HOD)



9.2 COURSE PLAN

DAY Planned

1 Introduction to electrical engineering-Definition of Basic terms

2 Kirchoff’s Laws and Tutorials

3 Mesh Analysis – Voltage Source & Current Source

4 Tutorials on Mesh and Super mesh analysis

5 Nodal analysis and tutorials

6 Star and delta connection, delta to star transformation and Star to delta transformation

7 Tutorials

8 Magnetic Circuits: Definitions of MMF, field strength, flux density,reluctance;; comparison between electric and magnetic circuits

9 Energy stored in magnetic circuits, magnetic circuits with air gap

10 Tutorials on series magnetic circuits

11 Electromagnetic Induction – Faraday’s laws, Dynamically Induced e.m.f,Statically Induced e.m.f and Co-efficient of coupling

12 Tutorials on Electro Magnetic Circuits

13 Generation of AC,Definition of basic terms, RMS value

14 Average value, form factor and peak factor

15 Tutorials on various waveforms

16 Phasor representation of alternating quantities- polar and rectangular forms

17 Impedance, power and power factor in ac circuits- active, reactive and apparent power



18 A.C. Circuits – Pure ‘R’ ‘L’& 'C'

19 Solution of RL, RC and RLC circuits

20 Tutorials of RL,RC & RLC circuits

21 Generation of three phase voltages, Star connected System – Relation between Line & Phase Values

22 Delta connected System – Relation between Line & Phase Values Three wire and four wire system

23 power measurement by two wattmeter method+ tutorials

24 Generation of electric power- Hydro, Nuclear and Thermal power plants

25 Renewable energy sources: solar, wind, tidal and geothermal

26 Typical electrical power transmission scheme, primary and secondary transmission and distribution systems

27 Need for high voltage transmission and Substation equipments

28 Principle of operation of D.C.machine and Constructional details

29 Principle of operation of D.C. Motor, Back e.m.f., Need for starter

30 Types of dc motor+Applications

31 Tutorials of dc motor and generator

32 Principle of operation of Transformer

33 Constructional Details of single and three phase core type transformer

34 Emf equation and related numerical problems

35 Losses and efficiency of transformer for full load and related numerical problems

36 Induction motors – principle of operation of single phase and three phase induction motors

37 synchronous speed, slip and related numerical problems.

38 Construction, principles of operation of single phase induction motor

39 Starting methods in single phase induction motors -split phase and capacitor start methods



9.3 TUTORIALS

Series Magnetic Circuits

1. A rectangular shaped iron core is made of mild steel plate 15mm x 20mm cross section. The mean length of magnetic flux path is 18cm. The exciting coil has 300 turns and carries a current of 0.7 A. Calculate (1) Magnetic field intensity (2) Flux density (3) Reluctance (4) Flux. Assume relative permeability of mild steel as 940.

2. An air gap of 0.1cm is cut across a steel ring of csa 25cm2. The average length of flux path around the ring is 5m. What is the mmf required to establish a flux of 2.5mWb. Assume relative permeability of steel as 1000.

3. A ring shaped core is made of material having relative permeability 1000. The flux density in the smaller area of cross section is 2T. If the current through the coil is not to exceed 1.5A, compute the number of turns of the coil.

4. A steel ring of circular cross section of 1cm in radius and having mean circumference of 94.3cm has an airgap of 1mm in length. It is uniformly wound with an exciting coil of 600 turns and 2.5A. (Neglect magnetic leakage). Calculate (1) MMF (2) Magnetic Flux (3) Reluctance (4) Flux density (5) Relative permeability of steel

Assume steel path takes about 40% of total ampere turns

EMI

1. An iron cored reactor is wound with 100 turns and has an air gap of 0.5 cm.Net csa of iron circuits is 0.01m2 and mean path of flux in iron is 1m.Find the inductance of reactor when carrying a dc of 10 A. Relative permeability of iron is 1000.

2. The self-inductance of a coil of 500 turns is 0.25 H. If 60% of flux is linked with a second coil of 10,500 turns. Calculate a. Mutual Inductance between two coils



b. Emf induced in second coil when current in first coil change sat the rate of 100A/s.

3. The number of turns of a coil is 250. When a current of 2A flows in this coil, the flux in the coil is 0.3mWb. When this current is reduced to zero in 2ms, the voltage induced in a coil lying in the vicinity of the coil is 63.75V.If the coefficient of coupling between two coils is 0.75 , find a. Self-inductances of two coils b. Mutual Inductance c. Number of turns of second coil.

AC

1. A resistance of 50 ohm is connected across a supply voltage V=50sin 314t. Calculate power dissipated in the resistor.

2. A 50Hz ac voltage of 220V produces a current of 2.2 A in pure L circuit. Find a. Inductive reactance of the coil b. Inductance of the coil c. Power Absorbed d. Equations for instantaneous values of voltage and current

3. A series circuit takes a power of 7000W when connected to 200V 50Hz supply. The voltage across resistor is 130V. Calculate a. Resistance b. Current c. PF d. Capacitance e. Impedance f. Equations for instantaneous values of voltage and current

Three Phase Star & Delta Connection

1. A balanced star connected load of impedance (15+j20) ohms/ phase is connected to a three phase 440V 50Hz supply. Find the line voltages, line currents and power absorbed by the load. Sequence is RYB. Draw the phasor diagram.

2. A balanced delta connected load of impedance (4+j8) ohms is connected to a three phase 400V 50Hz supply. Find the phase currents, line currents and power absorbed by the load. Sequence is RYB. Draw the phasor diagram



Two Wattmeter Method and Emf induced in a DC Generator

1. The Input power to a three phase motor was measured using two watt meters. The readings are 5.2 kW and -1.7 kW. Line voltage is 415 V. Calculate a. Total active power b. PF c. Line current

2. Each branch of a three phase star connected load consist of a coil of resistance 4.2 ohm and reactance 5.6 ohm. The load is supplied at a line voltage of 415 V, 50 Hz. Find the readings of two watt meters if they measure the total power consumed by the load.

3. A balanced star connected load is supplied from a three phase 400V 50Hz supply. The current in each phase is 15A and lags behind applied voltage by 50 deg. Calculate a. Phase voltage b. Load parameters c. Total power d. Reading of two watt meters connected to measure the total active power

consumed.

4. The induced emf in a dc machine is 190V when running at 600rpm. Assuming constant flux/pole, calculate the induced emf in the machine when running at 800 rpm.

5. The armature of a 4 pole 600 rpm lap wound dc generator has 80 slots. If each coil has 4 turns, calculate flux/pole required to generate an emf of 210 V.

DC Motor

1. A 250V DC Shunt motor runs at 1000rpm at NL and takes 8A.Ra and Rf are 0.2 ohm and 250ohm respectively. Calculate the speed when machine is loaded and it takes 50A.Assume flux to be a constant.



2. The armature circuit resistance of an 18.65kW 250V DC series motor is 0.1 ohm. Brush voltage drop is 3V and series field resistance is 0.05ohm. When the motor takes 80A current, speed is 600rpm.Calculate the speed when current is 100A.

3. The power input to a 230V DC Shunt motor is 8.477kW.Rf is 230 ohm and Ra is 0.28 ohm. Find

a. Input current b. Armature current c. Back emf

Transformer

1. In a 50kVA transformer iron loss is 500W and full load copper loss is 800W.Find the efficiency at full load and half full load at 0.8pf lag.

2. The efficiency of a 400kVA single phase transformer is 98.77% when delivering full load at 0.8pf lag and 99.13% at half load at unity pf. Calculate iron loss and full load copper loss.

3. A 11kV/230V 150kVA transformer has core loss of 1.4kW and full load copper loss of 1.6kW. Find

a. KVA load corresponding to maximum efficiency b. Value of maximum efficiency at UPF c. Efficiency at half full load at 0.8pf lead.



9.4 ASSIGNMENTS

1. Find the mesh currents in the given circuit.

2. Find the current through 2 ohm resistor using nodal analysis. Also find all the node voltages using matrix method.

3. Find the current through 50 ohm resistor using nodal analysis.

4. Find all the mesh currents using matrix method.



5. Find the current delivered by 8V battery using star delta transformation.

8V

10Ω

2Ω

2Ω

3Ω

5Ω

4.4Ω

3Ω

I

1Ω



10.CY 110 ENGINEERING CHEMISTRY LAB



10.1COURSE INFORMATION SHEET


COMMUNICATION

DEGREE: BTECH

COURSE: ENGINEERING CHEMISTRY SEMESTER: 1 AND 2 CREDITS: 4

COURSE CODE: CY100

REGULATION:

COURSE TYPE: CORE /ELECTIVE /

BREADTH/ S&H

COURSE AREA/DOMAIN: CONTACT HOURS: 3hours/Week.

CORRESPONDING LAB COURSE CODE :

CY110

LAB COURSE NAME: Engineering

Chemistry Lab

SYLLABUS:

List of Exercises / Experiments (Minimum of 8 mandatory)

1. Estimation of Total Hardness – EDTA method. 2. Estimation of Iron in Iron ore. 3. Estimation of Copper in Brass. 4. Estimation of dissolved oxygen by Winklers method. 5. Estimation of chloride in water. 6. Preparation of Urea formaldehyde and Phenol-formaldehyde resin. 7. Determination of Flash point and Fire point of oil by Pensky Martin Apparatus. 8. Determination of wavelength of absorption maximum and colorimetric estimation of Fe3+ in solution.

9. Determination of molar absorptivity of a compound other than Fe3+. 10. Analysis of IR spectra of any three organic compounds. 11. Analysis of 1H NMR spectra of any three organic compounds. 12. Calibration of pH meter and determination of pH of a solution. 13. Verification of Nernst equation for electrochemical cell. 14. Potentiometric titrations: acid – base and redox titrations 15. Conductivity measurements of salt solutions. 16. Flame photometric estimation of Na+ to find out the salinity in sand.



R Practical Engineering Chemistry Lab Manual, Owl book publishers

T Fernandez, A., Engineering Chemistry, Owl Book Publishers, ISBN 9788192863382

R G.H.Jeffery, J.Bassett, J.Mendham and R.C.Denney, “Vogel’s Text Book of Quantitative Chemical Analysis”

R O.P.Vermani & Narula, “Theory and Practice in Applied Chemistry”, New Age International Publisers.



PRE-REQUISITES:

COURSE NAME DESCRIPTION

Higher secondary level chemistry To develop basic ideas on electrochemistry,

polymer chemistry, fuels, water technology etc

COURSE OBJECTIVES:

1 To impart a scientific approach and to familiarize the applications of chemistry in the field

of technology

2 To familiarize the students with different application oriented topics like new generation engineering materials, storage devices, different instrumental methods etc.

3 To develop abilities and skills that are relevant to the study and practice of chemistry.

COURSE OUTCOMES:

SLNO DESCRIPTION

1 An ability to gain knowledge about different types of qualitative and quantitative estimation

An ability to understand, explain and use instrumental techniques for chemical analysis

To apply and demonstrate the theoretical concepts of engineering chemistry and to develop scientific attitude

An ability to analyze the quality of water by determining its chemical parameters

An ability to measure chemical parameters to solve problems in chemical sciences both individually and in teams by analyzing and interpreting data from a range of sources

To acquire the skill for the preparation of engineering materials like polymers




SLNO DESCRIPTION PROPOSED

ACTIONS

1 Chromatography Reading,

Projects

2 Conducting polymers Reading,

Projects

3 Chemical analysis of water Reading,

Projects

4 Conductometry Reading,

Projects


1 CHROMATOGRAPHY

Paper Chromatography Thin Layer Chromatography Column Chromatography

2 CONDUCTING POLYMERS

Synthesis of polyaniline, polypyrrole

3 CONDUCTOMETRY

Titration of mixture of acids Vs strong base Solubility of sparingly soluble salts Determination of cell constant

4 CHEMICAL ANALYSIS OF WATER

Determination of Alkalinity of Water sample


1 http://www.chem1.com/acad/webtext/elchem/

2 https://www2.chemistry.msu.edu/faculty/reusch/virttxtjml/polymers.htm

3 http://www.rsc.org/learn-chemistry/collections/spectroscopy/introduction




CHALK & TALK STUD.

ASSIGNMENT

WEB RESOURCES

LCD/SMART

BOARDS

STUD. SEMINARS ADD-ON COURSES



EXAMS

UNIV.

EXAMINATION

STUD. LAB

PRACTICES


PROJECTS

CERTIFICATIONS




FEEDBACK, ONCE)

STUDENT FEEDBACK ON FACULTY

(TWICE)

ASSESSMENT OF MINI/MAJOR PROJECTS BY

EXT. EXPERTS

OTHERS

Prepared by Approved

by

(Anju c) (HOD)



10.2 COURSE PLAN

CYCLE-1

• Conductivity measurements of salt solutions • Calibration of PH meter and determination of PH of a

solution • Verification of Nernst equation for electrochemical cell • Preparation of Urea –Formaldehyde • Potentiometric titrations: acid-base

CYCLE-2

• Estimation of Total Hardness- EDTA method • Preparation of Phenol-Formaldehyde resin • Colorimetric estimation of Fe3+ in solution • Potentiometric titrations : Redox • Estimation of chloride in water

CYCLE-3

• Analysis of IR spectra of any three organic compounds • Analysis of NMR spectra of any three organic compounds



10.3 ASSIGNMENTS

• Principle & procedure of conductometric titration of strong acid against weak

base

• Principle & procedure of precipitation titration of KCl against AgNO3

OPEN QUESTIONS

To determine the acid value of given plastic material

Estimation of ferrous iron by dichrometry

Determination of cell constant

Conductometric titration of mixture of acids vs strong base

Preparation of aspirin

ADVANCED QUESTIONS

Determination of pka values of ortho phosphoric acid using pH meter

Study of corrosion of metals in medium of different pH

Determination of molecular weight of polymers by visometry



11.ME110 MECHANICAL ENGINEERING

WORKSHOP



11.1 COURSE INFORMATION SHEET PROGRAMME : ELECTRONICS AND

COMMUNICATION

DEGREE: BTECH

COURSE: MECHANICAL WORKSHOP SEMESTER: S1S2 CREDITS: 1

COURSE CODE: EN 010 110

REGULATION: 2010

COURSE TYPE: CORE LAB

COURSE AREA/DOMAIN:

WORKSHOP

CONTACT HOURS: 3 Practical Hours/Week.

CORRESPONDING LAB COURSE

CODE (IF ANY): NIL

LAB COURSE NAME: NA

SYLLABUS:

UNIT DETAILS HOURS

I

Carpentry- Planing– cutting – chiselling, marking – sawing – cross and tee

joints– dovetail joints – engineering application, Seasoning, Preservation –

Plywood and ply boards.

2

II Fitting- Practice in chipping – filing – cutting – male and female joints. 2

III Smithy- Forging of square and hexagonal prism. Study of forging principles,

materials and operations. 2

IV

Foundry- Preparation of simple sand moulds– moulding sand

characteristics, materials, gate, runner, riser, core, chaplets and casting

defects.

2

V

Demonstration and study of machine tools – lathe, drilling, boring, slotting,

shaping, milling and grinding machines, CNC machines and machining

centers. Demonstration and study of arc and gas welding techniques.

4

TOTAL HOURS 12



R1 Mechanical Workshop and laboratory manual- K C John

R2 Work shop Technology- W A J Chapman

R3 Work shop Technology- Bawa H S

R4 Elements of workshop Technology- VOL1- Hajra Choudhury, Nirjhar Roy



Prior reading of work shop practice



Basic knowledge about measuring

instruments

COURSE OBJECTIVES:

1 To provide students of all branches of engineering in house experience of basic mechanical

instruments and activities

COURSE OUTCOMES:

SNO DESCRIPTION PO

MAPPING

1 Basic working knowledge for the production of various engineering products

2

Functions and the use of various working tools, measuring tools, equipments

and machines as well as the technique of manufacturing a product from its

raw materials

3 Experience in workshop processes give sound foundation for further

advanced engineering studies.


SNO DESCRIPTION PROPOSED

ACTIONS

1 Sheet metal operations, Sheet metal hand tools NPTEL videos +

Assignment



1 Mig welding- study

2 Practice of arc welding and gas welding

3 Different types of casting –Study

4 Demonstration of assembling and dismantling of a centrifugal pump


1 http://www.youtube.com/watch?v=HkjdMdp9KVU

2 http://www.youtube.com/watch?v=WaDsmeB5ywM

3 http://www.youtube.com/watch?v=JEF0_yTTL7w

4 http://www.youtube.com/watch?v=Rn31IEOKgQ8

5 http://www.youtube.com/watch?v=J63dZsw7Ia4

6 http://www.youtube.com/watch?v=dj64QvvbGXM

7 http://www.youtube.com/watch?v=iKizLfzz7GM

8 http://www.youtube.com/watch?v=qOGNnGZqjV4

Department of EC,RSET

9 http://www.youtube.com/watch?v=f9JM1

10 http://www.youtube.com/watch?v=4mhT1a28qO0

11 http://www.youtube.com/watch?v=XTU0Z


CHALK &

TALK

STUD.

ASSIGNMENT

STUD.

SEMINARS

ADD-ON COURSES

ASSESSMENT METHODOLOGIES

ASSIGNMENTS

STUD.

SEMINARS

STUD. LAB

PRACTICES

STUD. VIVA

ADD-ON

COURSES

OTHERS

ASSESSMENT METHODOLOGIES


(BY FEEDBACK, ONCE)



Prepared by

Mr. Krishna Kumar

( Faculty )

Semester II, Course Hand

http://www.youtube.com/watch?v=f9JM1aWpi3g

http://www.youtube.com/watch?v=4mhT1a28qO0

http://www.youtube.com/watch?v=XTU0Z-FkhtU


STUD.

ASSIGNMENT

WEB

RESOURCES

ON COURSES


STUD.

SEMINARS

TESTS/MODEL

EXAMS

UNIV.

EXAMINATION


PROJECTS

CERTIFICATIONS

OTHERS


ASSESSMENT OF COURSE OUTCOMES STUDENT FEEDBACK ON

FACULTY (TWICE)

OTHERS


119

LCD/SMART

BOARDS

UNIV.

EXAMINATION

CERTIFICATIONS

Approved by

HOD



11.2 COURSE PLAN

DAY PLANNED

BATCH A

1 1- 12 Fitting Assembling 13-30 foundry welding

2 Introduction of all Mechanical Engineering

Workshop section (Roll no:1-34)

3 Demonstration and study of different machine tools,

Lathe Drilling Machine,Shaper, Milling

Machine...etc.(Roll no:1-34)

3 Demonstration and study of different machine tools,

Lathe Drilling Machine,Shaper, Milling

Machine...etc.(Roll no:1-34)

4 Carpentry Practice-1(Roll no:1-17) , Foundry Practice(Roll no:18-26) , Welding

Practice(Roll no:27-34)

5 Carpentry Practice-1(Roll no:1-17) , Foundry Practice(Roll no:27-34) , Welding

Practice(Roll no:18-26)

6 Carpentry Practice-1(Roll no:18-34) , Foundry

Practice(Roll no:1-8), Welding Practice(Roll no:917)

7 Carpentry Practice-2(Roll no:18-34) , Foundry

Practice(Roll no:9--17), Welding Practice(Roll no:1-

8)

8 Smithy Practice (Roll no:1-8) ,Sheet metal

Practice(Roll no:9-17) Fitting Practice (Roll no:18-

25) Dismantiling&Assembilng (Roll no:26-34)


Practice(Roll no:1-8) Fitting Practice (Roll no:26-34)

Dismantiling&Assembilng (Roll no:18-25)


Practice(Roll no:18-25) Fitting Practice (Roll no:1-8)

Dismantiling&Assembilng (Roll no:9-17)

11 mithy Practice (Roll no:18-25) ,Sheet metal

Practice(Roll no:26-34) Fitting Practice (Roll no:917) Dismantiling&Assembilng

(Roll no:1-8)



12 Exam

13 Viva

BATCH B

1 Introduction of different sections(Roll.No.35-67)

2 Demonstration and study of different machine

tools,lathe,drillingmachine,shaper,milling machine

etc.(Roll No.35-67)

3 Smithy practice (Roll No.35-42) ,Sheet metal practice(Roll No.43-50) , Fitting

practice (Roll No.51-59),Dismantling and assembly (Roll No.6067).

4 Smithy practice (Roll No.43-50) ,Sheet metal practice (Roll No.35-42),Fitting

practice (Roll No.6067),Dismantling and assembling (Roll NO.51-59).

5 smithy practice (Roll No.51-59) ,Sheet metal practice (Roll No.60-67),Fitting

practice (Roll No.3542),Dismantling and assembling (Roll NO.43-50).

6 smithy practice (Roll No.60-67) ,Sheet metal practice (Roll No.51-59),Fitting

practice (Roll No.4350),Dismantling and assembling (Roll NO.35-42)

7 Carpentry Practice 1 (Roll No.35-50) ,Foundry

Practice (Roll No.51-59) ,Welding Practice (Roll No.60-67)







11 Exam

12 Viva



LAB CYCLE

Foundry & Welding BATCH 1

Smithy & Sheet metal BATCH 2

Fitting & Assembling BATCH 3

Carpentry BATCH 4

Semester II, Course Hand-

Out


11.3 LAB QUESTIONS 1. Sheet Metal

Construct cylinder - single lap hem joint from the work piece as per the given dimensions.

All dimensions are in mm.

2. Smithy

Construct a square prism form the given work piece as per the given dimensions.

3. Foundry

Construct a green sand mould for the given pattern

4. Arc Welding


Out


Make a single V but joint from the given work piece as per the given dimensions

All dimensions are in mm

5. Carpentry

Practice: 1 Make the work piece as per the given dimensions by planning


Out


All dimensions are in mm

Practice: 2 Make half lap T joint from the given work piece as per the given dimensions.

6. Fitting and Filing

Make a work piece as per the given dimensions by filing and hacksaw cutting



All dimensions are in mm.

7. Assembling

Disassemble the given single cylinder engine, identify the parts and re assemble.



12.EE 110 ELECTRICAL ENGINEERING WORKSHOP




PROGRAMME: ELECTRONICS AND COMUNICATION DEGREE: BTECH

COURSE: Electrical Engineering Workshop SEMESTER: 1CREDITS: 1

COURSE CODE: EE110 REGULATION: UG COURSE TYPE: Lab

COURSE AREA/DOMAIN:Electrical Engineering CONTACT HOURS: 3 hours/Week.

SYLLABUS:

UNIT DETAILS HOURS

I Identify different types of cables/wires and switches and their uses 2

II Identify different types of fuses & fuse carriers, MCB and ELCB, MCCB with ratings andusage. 2

III Wiring of simple light circuit for controlling light/fan point (PVC conduit wiring). 2

IV Wiring of light/fan circuit using Two way switches (Staircase wiring) 2

V Wiring of fluorescent lamps and light sockets (6 A) 2

VI Wiring of Power circuit for controlling power device (16A socket) 2

VII Godown wiring / Tunnel wiring 2

VIII Wiring of power distribution arrangement using single phase MCB distribution board

withELCB, Main switch and Energy meter.

2

IX Measurement of voltage, current, resistance, inductance, and capacitance in a given

RLCcircuit using LCR meter and Multimeter.

2

X Measurement of voltage, current and power in single phase circuit using voltmeter, ammeter

and wattmeter. Calculate the power factor of the circuit.

2

XI Wiring of backup power supply including inverter, battery and load. 2

XII Demonstration of electric iron, mixer grinder, single phase pump, exhaust fan. 2

TOTAL HOURS 24



R UppalS.L(2003) Electrical Wiring , Estimating and Costing, Khanna Publishers, Delhi.

T Dhogal P S Basic Electrical Engineering I Tata Mc Grow Hill 2011

R Singh R P. Electrical Workshop Safety,Commissioning,Maintenance and testing of electrical equipments



I K International (P) Ltd 2013

R Anwani M.L ,Basic Wireman (Wiring, Estimating and Costing), DhanpatRai Publications (P) Ltd

T Edward Hughes(Sept.2010), Electrical & Electronics Technology,(10th ed.), Pearson Education India Ltd

R Punmia B C(2005), Surveying Vol.1, (16thed), Laxmi Publications, New Delhi

T T P Kanetkar and S V Kulkarni (1985), Surveying and Levelling, Part II,(23RDed), Pune

VidarthiGrihaPrakashan, Pune



- Fundamental

Physics (Grade XI &

XII)

The course gives the students a general understanding of basic electrical

and electronic circuits

-

- Basic Mathematics The course gives the students a general understanding of basic

mathematical calculations and problems

-

COURSE OBJECTIVES:

1 The objective of this course is to set a firm and solid foundation in Electrical Engineering with strong

analytical skills and conceptual understanding of basic laws and analysis methods in electrical and

magnetic circuits.

COURSE OUTCOMES

SNO DESCRIPTION BLOOMS’ TAXONOMY

LEVEL

1 Students will be able to recognize supply arrangements and their

limitations, standard voltages and their tolerances, safety aspects of

electrical systems and importance of protective measures in wiring

systems.

Knowledge

[Level 1]

2 Students will identify the types of wires, cables and other accessories used

in wiring. Creating awareness of energy conservation in electrical systems.

Analysis

[Level 4]

3 Students should be able to wire up and predict estimate of simple lighting

circuits for domestic buildings and distinguishbetween light and power

circuits.

Application

[Level 3]

4 Students will be able to measure electrical circuit parameters like current,

voltage and power in a circuit.

Knowledge

[Level 1]



5 Students will be able to explainthe usage of Multimeters and LCR Q meters. Comprehension

[Level 2]

MAPPING COURSE OUTCOMES (COs) – PROGRAM OUTCOMES (POs) AND COURSE OUTCOMES (COs) –

PROGRAM SPECIFIC OUTCOMES (PSOs)

PO 1 PO 2 PO 3 PO 4 PO 5 PO 6 PO 7 PO 8 PO 9 PO 10 PO 11 PO 12 PSO 1 PSO 2 PSO 3

C110.1 1 1 3 2 2

C110.2 1 3 3 2 1 2

C110.3 2 2 2 3 3 2

C110.4 2 2 1 2

C110.5 1 2

EE110 1 1 2 1 0 1 1 1 1 0 1 1 2 2

JUSTIFATIONS FOR CO-PO MAPPING

Mapping L/H/M Justification

C110.1-PO1 L Student will be able to apply knowledge of engineering fundamentals to

understand supply arrangements and their limitations

C110.1-PO2 L Student will be able to identify, formulate &analyse complex engineering

problems based on knowledge of standard voltages and their tolerances.

C110.1-PO3 H Student will be able to develop wiring arrangements that meets the specific

needs with due consideration of the electrical safety aspects .

C110.1-PO12 M Student will get an initiation to explore various protective measures

C110.2-PO3 L Student will be able apply the knowledge about types of wires, cables &

other accessories to design a typical wiring system

C110.2-PO6 H Student will acquire a general awareness about energy conservation in

electrical systems

C110.2-PO7 H Student will be able understand the need of energy conservation for

sustainable development

C110.2-PO8 H Will help the student for the better understading of ethical principles and

responsibilities in the area of energy conservation.

C110.3-PO1 M Student will be able to design wiring systems for domestic buildings



applying the knowledge engineering fundamentals

C110.3-PO2 M Student will be able to analyze and solve the problems related light and

power circuits.

C110.3-PO3 M Student will be able to propose innovative solutions in the area of domestic

wiring

C110.3-PO9 H Students will conduct the experiments in groups thereby improving their

ability to work as a team

C110.3-PO11 H Students will be able to prepare estimate of wiring circuits considering the

economic aspects

C110.4-PO1 M Students will be able to apply basic knowledge of mathematics and

engineering fundamentals to measure electrical circuit parameters

C110.4-PO4 M Students will be able to interpret the measured electrical parameters to

provide valid conclusions

C110.4-PO12 L Students will be inspired to apply the knowledge of parameter

measurement in domestic applications

C110.5-PO2 L Students will be able to display their ability to use various measuring

instruments.


SNO DESCRIPTION Proposed Action RELEVANCE WITH

POs

RELEVANCE WITH

PSOs

1 Study of wiring tools and

accessories

Familiarization of tools

and accessories 1,3 2

PROPOSED ACTIONS: TOPICS BEYOND SYLLABUS/ASSIGNMENT/INDUSTRY VISIT/GUEST LECTURER/NPTEL

ETC


SNO DESCRIPTION Proposed Action RELEVANCE

WITH POs

RELEVANCE

WITH PSOs

1 Hospital Wiring Familiarization of Hospital Wiring 2,3,12 2


1 Bell & Gossett, Basic Wiring[Online], Available: http://www.gobookee.net/basic-home-electrical-

wiring-diagrams/



2 Engineering Surveying [Online], Available : http://www. Isgi.polyu.edu.hk/geomatics/article/






EXAMS

UNIV. EXAMINATION

STUD. LAB PRACTICES STUD. VIVA MINI/MAJOR

PROJECTS

CERTIFICATIONS




FEEDBACK, ONCE)


ASSESSMENT OF MINI/MAJOR PROJECTS BY EXT.

EXPERTS

OTHERS


Ms. RagamRajagopal

HOD



12.2 COURSE PLAN

DAY EXPERIMENTS 1 Introduction to Cables & Wiring – Batch B1 & B2 2 One lamp controlled by one switch – Batch B2 3 One lamp controlled by one switch – Batch B1

4 One lamp and one plug controlled by independent switch - batch 2

5 One lamp and one plug controlled by independent switch-BATCH 1 6 Staircase Wiring - Batch B2 7 Staircase Wiring - Batch B1 8 Introduction to Fuses 9 Godown wiring 10 Fluorescent Lamp – Study - Batch B2 11 Fluorescent Lamp – Study - Batch B1 12 Wiring of Distribution Board - Batch B2 13 Wiring of Distribution Board - Batch B1 14 Godown wiring 15 Study of LCRQ Bridge - Batch B2 16 Study of LCRQ Bridge - Batch B1 17 Measurement of Power & Study of MCB, ELCB – Batch B2 18 Measurement of Power & Study of MCB, ELCB – Batch B1 19 Study of Distribution Board Wiring – Batch B2 20 Study of Distribution Board Wiring – Batch B1 21 Test - Batch B2 22 Test - Batch B1 23 Study of Inverter Wiring, Tariff calculation - Batch B2 24 Study of Inverter Wiring, Tariff calculation - Batch B1



12.3 LAB QUESTIONS

1. Write short notes on cables and wires. Explain the conduit system of wiring.

2. What are the advantages of conduit system of wiring?

3. Briefly explain any one system of wiring used for domestic installation.

4. What are the points to be considered for selecting a particular system of wiring?

5. Write down the fields of application of conduit system wiring.

6. Write a short note on cable and wire.

7. With a neat diagram explain the loop in system.

8. Briefly explain different types of fuses.

9. Compare the action of fuse, neutral link and switch in an electric circuit.

10. Explain the working principle of MCB.

11. Explain principle of operation of ELCB.

12. Compare the action of fuse and MCB.

13. Differentiate ELCB and MCB.

14. With a neat sketch explain the different parts of a fluorescent lamp.

15. With a neat diagram explain the working of fluorescent lamp.

16. Explain the action of choke and starter in a fluorescent lamp.

17. What are the advantages and disadvantages of fluorescent lamp compared with incandescent lamp?

18. In work area of kitchen the client desires to have one light and 5A plug point. Draw the circuit that satisfies the requirement with safety norms.

19. One lamp required at front yard and another at backyard of a house. Draw the layout and wiring

diagram so that it can controlled by one switch from bedroom.

20. Given three lamps, draw the layout and wiring diagram to operate the lamps in a sequential manner, i.e. only one lamp operates at a time.

21. One lamp required at front yard and another at backyard of a house. Draw the layout and wiring diagram

so that, same can be controlled independently using two switches from bedroom.



22. A house owner wants one lamp at front veranda of the building. He requires the lamp to be operated from

his bedroom as well as from his veranda. Draw the circuit with suitable layout.

course hand-out - rajagiri school of engineering & technology hand-out-ktu.… · engineering...

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