MECHANICAL ENGINEERING(For both objective and conventionaltype papers)PAPER-I1. Thermodynamics, Cycles andIC Engines: Basic concepts,Open and Closed systems. Heatand work. Zeroth, First andSecond Law, Application to nonFlow and Flow processors.Entropy, Availability, Irreversibilityand Tds relations. Claperyron andreal gas equations, Properties ofideal gases and vapours.Standard vapour, Gas power andRefrigeration cycles. Two stagecompressor. C-I and S.I. Engines.Pre-ignition, Detonation andDiesel-knock, Fuel injection andCarburation, Supercharging.Turboprop and Rocket engines,Engine Cooling, Emission &Control, Flue gas analysis,Measurement of Calorific values.Conventional and Nuclear fuels,Elements of Nuclear power production.2. Heat Transfer and Refrigerationand Airconditioning: Modes ofheat transfer. One dimensionalsteady and unsteady conduction.Composite slab and EquivalentResistance. Heat dissipation fromextended surfaces, Heatexchangers, Overall heat transfercoefficient, Empirical correlationsfor heat transfer in laminar andturbulent flows and for free andforced Convection, Thermalboundary layer over a flat plate.Fundamentals of diffusive andconnective mass transfer, Blackbody and basic concepts inRadiation, Enclosure theory,Shape factor, Net work analysis.Heat pump and Refrigerationcycles and systems, Refrigerants.Condensers, Evaporates andExpansion devices,Psychrometry, Charts and application to air conditioning,Sensible heating and cooling,Effective temperature, comfortindices, Load calculations, Solarrefrigerations, controls, Ductdesign.3. Fluid Mechanics.Properties and classification offluids, Manometry, forces onimmersed surfaces, Center ofpressure, Buoyancy, Elements ofstability of floating bodies.Kinematics and Dynamics.Irrotational and incompressible.Inviscid flow. Velocity potential,Pressure field and Forces onimmersed bodies. Bernoullisequation, Fully developed flowthrough pipes, Pressure drop calculations, Measurement of flowrate and Pressure drop. Elementsof boundary layer theory, Integralapproach, Laminar and tubulentflows, Separations. Flow overweirs and notches. Open channelflow, Hydraulic jimp.Dimensionless numbers,Dimensional analysis, Similitudeand modelling. One-dimensionalisentropic flow, Normal shockwave, Flow through convergent divergent ducts, Oblique shockwave, Rayleigh and Fanno lines.4. Fluid Machinery and SteamGenerators.Performance, Operation and control of hydraulic Pump andimpulse an reaction Turbines,Specific speed, Classification.Energy transfer, Coupling, Powertransmission, Steam generatorsFire-tube and water-tube boilers.Flow of steam through Nozzlesand Diffusers, Wetness and condensation. Various types of steamand gas Turbines, Velocity diagrams. Partial admission.Reciprocating, Centrifugal andaxial flow Compressors,Multistage compression, role ofMach Number, Reheat,Regeneration, Efficiency,Governance.PAPER - II1. THEORY OF MACHINESKinematic and dynamic analysisof planer mechanisms. Cams.Gears and gear trains. Flywheels.Governors. Balancing of rigidrotors and field balancing.Balancing of single and multicylinder engines, Linear vibrationanalysis of mechanical systems.Critical speeds and whirling ofshafts Automatic controls.2. MACHINE DESIGNDesign of Joints : cotters, keys,splines, welded joints, threadedfasteners, joints formed by interference fits. Design of frictiondrives : couplings and clutches,belt and chain drives, powerscrews.Design of Power transmissionsystems : gears and gear drivesshaft and axle, wire ropes.Design of bearings : hydrodynamics bearings and rolling elementbearings.3. STRENGTH OF MATERIALSStress and strain in two dimensions, Principal stresses andstrains, Mohrs construction, linear elastic materials, isotropy andanisotropy, stress-strain relations,uniaxial loading, thermal stresses. Beams : Bending moment andshear force diagram, bendingstresses and deflection of beams.Shear stress distribution. Torsionof shafts, helical springs.Combined stresses, thick-andthink-walled pressure vessels.Struts and columns. Strain energyconcepts and theories of failure.4. ENGINEERING MATERIALSBasic concepts on structure ofsolids. Crystalline materials.Detects in crystalline materials.Alloys and binary phase diagrams. Structure and propertiesof common engineering materials. Heat treatment of steels.Plastics, Ceramics and compositematerials. Common applicationsof various materials.5. PRODUCTION ENGINEERINGMetal Forming : Basic Principlesof forging, drawing and extrusion;High energy rate forming; Powdermetallurgy.Metal Casting : Die casting,investment casting, ShallMoulding, Centrifugal Casting,Gating & Riser design; meltingfurnaces.Fabrication Processes :Principles of Gas, Arc, Shieldedarc Welding; Advanced WeldingProcesses,Weldability: Metallurgy ofWelding.Metal Cutting : Turning, Methodsof Screw Production, Drilling,Boring, Milling, GearManufacturing, Production of flatsurfaces, Grinding & FinishingProcesses. Computer ControlledManufacturing Systems-CNC,DNC, FMS, Automation andRobotics.Cutting Tools Materials, ToolGeometry, Mechanism of ToolWear, Tool Life & Machinability;Measurement of cutting forces.Economics of Machining.Unconventional MachiningProcesses. Jigs and Fixtures. Fits

and tolerances, Measurement ofsurface texture, ComparatorsAlignment tests and reconditioning of Machine Tools.6. INDUSTRIAL ENGINEERINGProduction Planning and Control :Forecasting - Moving average,exponential smoothing,Operations, scheduling; assembly line balancing, Product development, Break-even analysis,Capacity planning, PERT andCPM.Control Operations : Inventorycontrol ABC analysis, EOQmodel, Materials requirementplanning. Job design, Job standards, Work measurement,Quality Management - Qualityanalysis and control. OperationsResearch : Linear Programming Graphical and Simplex methods,Transportation and assignmentmodels. Single server queueingmodel. Value Engineering : Valueanalysis for cost/ value.11. ELEMENTS OF COMPUTATIONComputer Organisation, Flowcharting,Features of Commoncomputer Languages - FORTRAN,d Base III, Lotus 1-2-3, C and elementary Programming.