rao iit academy jee - main level official online exam 2018 … · 2018-04-24 · official online...
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![Page 1: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/1.jpg)
OFFICIAL ONLINEEXAM 2018
Solutions
1. Di�iculty : Easy
Topics :
Current electricity,
Rao IIT Academy Website : www.raoiit.com1
Rao IIT Academy JEE - Main Level
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 2: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/2.jpg)
2.Di�iculty : Easy
Topics :
Surface tension,
Rao IIT Academy Website : www.raoiit.com2
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 3: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/3.jpg)
3. Di�iculty : Easy
Topics :
Elasticity,
4.Di�iculty : Easy
Topics :
Physics,
Rao IIT Academy Website : www.raoiit.com3
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 4: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/4.jpg)
5. Di�iculty : Medium
Topics :
SOUND,
6.Di�iculty : Easy
Topics :
Circular motion,
In the frame of disc :
Rao IIT Academy Website : www.raoiit.com4
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 5: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/5.jpg)
7.Di�iculty : Easy
Topics :
Electromagnetic Induction( EMI ),
When terminal velocity is acquired net force on the rod becomes zero.
8. Di�iculty : Di�icult
Topics :
Modern Physics,
is independent of
Energy
Rao IIT Academy Website : www.raoiit.com5
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 6: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/6.jpg)
9.Di�iculty : Medium
Topics :
Current electricity,
10. Di�iculty : Easy
Topics :
Heat and thermodynamics,
11.Di�iculty : Medium
Topics :
MAGNETISM,
Rao IIT Academy Website : www.raoiit.com6
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 7: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/7.jpg)
12. Di�iculty : Easy
Topics :
Units,Dimensions & Error analysis,
13.Di�iculty : Medium
Topics :
Ray Optics,
First data satisfies above relation.
14. Di�iculty : Easy
Topics :
Rotational Mechanics,
Rao IIT Academy Website : www.raoiit.com7
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 8: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/8.jpg)
15.Di�iculty : Medium
Topics :
Simple harmonic motion,
(1) (parabola)
(2)
(3)
16. Di�iculty : Di�icult
Topics :
Thermodynamics,
Assuming (in series)
Rao IIT Academy Website : www.raoiit.com8
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 9: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/9.jpg)
17.Di�iculty : Medium
Topics :
Capacitors,
18.Di�iculty : Easy
Topics :
Collisions,
Elastic collision between two masses leads to such a situation.
19. Di�iculty : Medium
Topics :
Electrostatics,
Rao IIT Academy Website : www.raoiit.com9
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 10: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/10.jpg)
20. Di�iculty : Easy
Topics :
HEAT,
21. Di�iculty : Easy
Topics :
Semiconductors,
0 0 1 0 0 1
0 1 1 0 1 1
1 0 0 0 1 1
1 1 0 1 0 1
Rao IIT Academy Website : www.raoiit.com10
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 11: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/11.jpg)
22. Di�iculty : Easy
Topics :
Capacitors,
Equivalent capcitance of and
Common potential di�erence to and combined.
Charge of system
23. Di�iculty : Easy
Topics :
Electromagnetic waves,
Here
Rao IIT Academy Website : www.raoiit.com11
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 12: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/12.jpg)
24.Di�iculty : Medium
Topics :
Kinematics,
25. Di�iculty : Easy
Topics :
Atomic nucleus,
Rao IIT Academy Website : www.raoiit.com12
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 13: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/13.jpg)
26. Di�iculty : Easy
Topics :
Electromagnetic Induction( EMI ),
Flux
e.n.f
So
27. Di�iculty : Easy
Topics :
Modern Physics,
is same so
is also same
28. Di�iculty : Easy
Topics :
Physics,
By cross checking
Rao IIT Academy Website : www.raoiit.com13
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 14: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/14.jpg)
29. Di�iculty : Medium
Topics :
Rotational Mechanics,
A�er collision centre of mass ramain at
Using conservation of angular momentum
.....(1)
when
From (1)
or
Rao IIT Academy Website : www.raoiit.com14
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS
![Page 15: Rao IIT Academy JEE - Main Level OFFICIAL ONLINE EXAM 2018 … · 2018-04-24 · OFFICIAL ONLINE EXAM 2018 Solutions 1. Diiculty : Easy Topics : Current electricity, Rao IIT Academy](https://reader033.vdocuments.net/reader033/viewer/2022041909/5e66c5bd56f3c15cfc762c0d/html5/thumbnails/15.jpg)
30. Di�iculty : Easy
Topics :
Friction,
For downward motion
or
For upward motion
or
Rao IIT Academy Website : www.raoiit.com15
RAO IIT ACADEMY / JEE - MAIN / 2018 / ONLINE / SOLUTIONS