MPSC Main - Mechanical Engineering

Published on: Mar 31, 2013

Paper I

Standard : Degree in Mechanical Engineering Total Marks : 200
Nature of Paper : Conventional Type Duration : 3 Hours



Note : 1) Answers to this paper must be written in English only
  2) This paper will test the candidate's ability to comprehend, to analyse, to interpret, to criticise and to appraise subject matter related to the topics/sub- topics mentioned below.
  3) For judging candidates' conceptual understanding, appropriate number of numerical problems will be asked.
  4) It is expected from candidates to study the latest and recent developments and happenings pertaining to the topics/sub- topics mentioned below.



Section - A( Marks : 50 )
Materials and Their Behaviour
1) Fundamentals : Force, moment, couple, resultant of forces, Equilibrium offorces, friction and friction angle, columb friction, rolling friction andbelt friction, frictional torque in pivot and Collar bearings, MI, Work andenergy
2) Strength of Materials : Normal and Shearstresses, Stress-strain diagram, thermal stresses, shear force and bendingmoment diagrams, bending stresses in solid, hollow and built up sections,deflection of beams, shear stress distribution, strain energy, torsion ofbars, shafts and helical springs, Deflection of beam under differentconditions, impact load
3) Theory of Machines : Kinematic link,pair, chain, Mechanism and structure, degrees of freedom, Cams, Gear trains,fluctuation of speed and energy in flywheel, Gyroscope, Balancing of rigidrotor, Single and multi-cylinder engines and V-engines, belts and chaindrives, Hydrodynamic bearing
4) Engineering Materials : Crystallinestructure of metals and alloys, defects in crystalline materials, Iron-Carbonequilibrium diagram, plain carbon steel, alloy steel, cast iron and types,Brass and Bronze, Aluminum, lead, Tin, Zinc- their properties andapplications, Plastic deformation, bearing materials, plastics, ceramics,composite materials, Heat treatment of steels
Section - B( Marks : 50 )
Machine Design
5) Design of Elements : Theories of failure,factor of safety, combined stressesPressure vessels, struts and columnsDesign of Screw and bolt, power screw, Design of Shafts and springs,keys, couplings
6) Design of Gears : (Spur, helical, bevel and worm), Designof clutches and brakes, fatigue consideration in design
7) System Design : Design of mechanicalsystems, specification of components, Design of system including material handlingsystems, power plants, refrigeration and air conditioning systems, pneumaticand hydraulic systems, etc
8) Dynamics of machines : Inertia forceanalysis, law of gearing, interference and minimum number of teeth,Longitudinal - transverse and torsional vibration, free-forced vibration,critical and whirling speed of shaft, vibration isolation
Section - C( Marks : 50 )
Manufacturing Science and Processes
9) Manufacturing Science :Theory of metal cutting, Merchant'sforce analysis, Tool materials, Taylor's tool life equation, Machinability,economics, cutting fluids, Chip removal, Calculation of cutting force onsingle point cutting tools, twist drills, milling cutter, broaches, reamers,Jigs and fixtures Recent machiningmethods - EDM, ECM, PAM, Ultrasonic and Laser, etc
10) Manufacturing Processes : Casting, moulding-Types, equipments and defects, hot and cold working of metals - blanking,shearing, punching, piercing, coining, embossing, drawing, spinning andforging, Metal joining processes- welding, soldering, brazing, High energyrate forming, electroplating, surface finishing processes
11) Manufacturing Management : Production planningand control, forecasting - Moving average, moving range, exponentialsmoothening, scheduling, assembly line balancing, Inventory Control - ABCanalysis, EOQ models, Statistical quality control and TQM, TPM Elements of cost, job costing, processcosting, estimation of machining time
12) Operation Research : Linear programming -Graphical and simplex methods, transportation and assignment models, gametheory, queuing models, CPM and PERT, Replacement models, value analysis
Section - D( Marks : 50 )
CAD / CAM
13) CAD : Overview and benefits of CAD,primitives, 2D / 3D animation, Bazier curves and splines, Wire-framemodeling, surface and solid modeling, kinematic analysis of open and closedloop mechanisms, stiffness matrix, finite element analysis, optimum design,constrained optimization - Penalty function method, computer aided optimumdesign of gears, bearing sand shafts
14) Product Development :Design materials, human factors indesign, applied ergonomics, product development processes, customer needs,product specifications, concept generation and selection, productarchitecture, product design methods - function analysis, objective trees,QFD, morphological chart method, weighted objective method, value engineeringmethod Design for manufacturing, legal issues in product design, economics
15) Machine Tool Design : Kinematics ofmachine Tools, structural and ray diagrams for speed, stepped and step lessregulation of speed, static and dynamic rigidity of machine tools, Vibrationof machine tools, chatter, Slide ways and guide ways
16) CAM : Types of automation, Steps in NCmanufacturing, manual and NC part programming, APT, Machining centres, FMS,Computer Aided Process Planning, CMM, CIMS & its components, Robotics

 

Paper II

Standard : Degree in Mechanical Engineering Total Marks : 200
Nature of Paper : Conventional Type Duration : 3 Hours



Note : 1) Answers to this paper must be written in English only
  2) This paper will test the candidate's ability to comprehend, to analyse, to interpret, to criticise and to appraise subject matter related to the topics/sub- topics mentioned below.
  3) For judging candidates' conceptual understanding, appropriate number of numerical problems will be asked.
  4) It is expected from candidates to study the latest and recent developments and happenings pertaining to the topics/sub- topics mentioned below.



Section A( Marks : 50 )
Thermodynamics, Heat and Mass Transfer
1) Thermodynamics :
01) Fundamentals- Work, Heat, Zeroth law,First law- application to thermodynamic system components, efficiency, Secondlaw (theoretical treatment only)- quality of energy, increase of entropy,availability and irreversibility, applications, Third law
02) Ideal gas, real gases, compressibilityfactor, Joule - Thomson Coefficient Gas power cycles- Air standard workoutput and efficiency, mean effective pressure, indicated power, brake power
03) Vapour Power Cycles- Carnot and Rankine,Reheating and regenerative feed heating, Binary vapour cycle, Thermalefficiency and work ratio
2) Heat and mass transfer :
01) Various modes of heat transfer,Fourier's, Newton's and Stefan Boltzman's law, combined modes, overall heattransfer coefficient Conduction-Thermal conductivity, factors influencing,measurement, general differential equation, steady state, linear heat flowthrough a plain and composite wall, tube and sphere, conduction with heatsources, heat transfer from rods, fins of uniform cross section
02) Convection- Forced and Natural, HeatExchangers-Types, performance, analysis restricted to parallel and counterflow exchangers Thermal Radiation-Black and non black bodies, Kirchoff's law, grey body radiation exchange,Mass transfer- mass and mole concentration
Section - B( Marks : 50 )
Fluid Mechanics and Machinery, Pneumatics and Hydraulics,
Power Plant Engineering, Energy Engineering
3) Fluid Mechanics : Fluid andflow-definition and types, properties of ideal and real fluids, Continuumconcept, Lagrangian and Eulerian approach Fluid statics, Kinematics andDynamics of fluid, flow in pipes, Laminar flow of viscous fluids, Turbulentflow, Dimensional analysis, Compressible fluid flow
4) Fluid Machinery : Introduction-Classification, energytransfer between fluid and rotor, flow through machines, ideal and actualslip Hydraulic turbines, pumps, compressors and blowers
5) Pneumatics and Hydraulics : Production ofcompressed air, Pneumatic control-Components and Systems, electro Pneumaticlogic circuits, Pneumatic counters, Typical applications, Circuits, Sensors
6) Power Plant Engineering : Sources of energy,variable load problem, power planteconomics and selection Steam powerplant- boilers, general layout, different systems, turbine auxiliary systems,heat balance and efficiency Gas turbine power plant - regeneration, reheating,cogeneration, auxiliary systems, operation, Nuclear Power Plants - basiccomponents, power stations Hydroelectric power plant - site selection, arrangement, operation Electrical systems and instrumentation
7) Energy Engineering : Energy conservationmethods, audit Solar energy -collectors, area calculations, Solar Systems - power plants, driers, cookers,refrigeration systems Wind energy -rotors, system design, site selectionBiogas plants - Types, plant performance, Cogeneration Plants, GeothermalPlants Direct Energy Conversion - Fuel Cells, Thermoelectric, Thermionic andMHD systems, Govt policies and programmes for energy and environmentconservation
Section - C( Marks : 50 )
IC Engines, Automobile Engineering, Refrigeration and Air Conditioning
8) IC Engines :
01) Fuel air cycles, real cycles, volumetricefficiency and thermal efficiency, SI Engines - carburetion, combustion,combustion chambers, CI Engines - fuel injection, combustion, combustionchambers Detonation - Knock rating offuels, parameters Emission Control Systems Supercharging - effect of altitudeon power output, types of superchargers
02) Cooling, lubrication and ignitionsystems, testing of IC enginesCompressors - centrifugal and axial, performance Gas turbines - Idealcycles, intercooling, regeneration, reheatingJet propulsion
9) Automobile Engineering : Testing ofautomobiles, resistances to motion, power requirement for propulsion, Automobile engines, frames, transmissionsystems, drive line and rear axle, wheels and tyres, steering systems,suspension systems, brakes, starter motors, emission norms
10) Refrigerationand Air Conditioning : Refrigeration and heating systems,vapour compression and vapor absorption refrigeration systems, refrigerationequipments, psychrometrics, solar radiation, estimating requirements, ductingsystems, automotive air conditioning
Section - D( Marks : 50 )
Measurement and Metrology, Numerical Analysis and ComputerProgramming, Numerical Control of Machine Tools, Automatic Control
11) Mechanical Measurement :
01) Measuring instruments, generalisedmeasuring systems, static and dynamic performance characteristics of devices,calibration, error - sources and analysisSensors and Tranducers, Measurement of - displacement, angularvelocity, pressure, strain, force and torque, temperature, flow, vibrationand noise Data acquisition systems
02) Metrology : Standards of linear measurement, Limitsand Fits, Limit gauges, Measurement of geometric forms, Interferometry, Comparators,Measurement of screw threads and gears, surface texture
12) Numerical Analysis and Computer Programming :
Approximations and round of errors,truncation errors and Taylor series, determination of roots of polynomialsand transcendental equations, Programming using C and C++ languages for- Solutions of linear simultaneousalgebraic equations, curve fitting, Backward, forward and Central Differencerelations, Numerical solution of ordinary differential equations
13) Numerical Control of Machine Tools : Components, open andclosed loop control, actuation and feedback systems, Point to Point, linearand contouring systems, Tooling for NC systems, Computer numerical control,Direct and distributed numerical control, adaptive control
14) Automatic Control : Components ofautomation - actuators, sensors, vision systems, controllers, Logic controland PLCs, Factory communication, Mathematical models, transfer function,Block diagrams, proportional controls, derivative and integral control, steadystate and transient response analysis, different inputs, root locus,frequency response methods, speed control systems
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