Paper I
1. Theory of Machines
Kinematic and dynamic analysis of planar mechanisms. Cams, Gears and gear
trains, Flywheels, Governors, Balancing of rigid rotors, Balancing of
single and multicylinder engines, Linear vibration analysis of mechnical
systems (single degree and two degrees of freedom), Critical speeds and
whirling of shafts, Automatic Controls, Belts and chain drives. Hydrodynamic
bearings.
2. Mechanics of Solids :
Stress and strain in two dimensions. Principal stresses and strains, Mohr’s
construction, linear elastic materials, isotropy and an isotropy, Stress-strain
relations, unlaxial loading, thermal stresses. Beams : Banding moment
and shear force diagrams, bending stresses and deflection of beams, Shear
stress distribution. Torsion of shafts, helical springs. Combined stresses,
Thick and thin walled pressure vessels. Struls and columns, Strain energy
concepts and theories of failure. Rotation discs. Shrink fits.
3. Enginerring Materials :
Basic concepts on structure of solids, Crystalline materials, Defects
in crystalline materials, Alloys and binary phase diagrams, structure
and properties of common engineering materials. Heat treatment of steels.
Plastics, Ceramics and composite Materials, common applications of various
materials.
4. Manufacturing Science :
Marchant’s force analysis, Taylor’s tool life equation, machinability
and machining economics, Rigid, small and flexible automation, NC, CNC.
Recent machining methods- EDM, ECM and ultrasonics. Application of lasers
and plasmas, analysis of forming processes. High energy rate forming.
Jigs, fixtures, tools and gauges, Inspection of length, position, profile
and surface finish.
5. Manufacturing management :
Production Planning and Control, Forecasting-Moving average, exponential
smoothing, Operations sheduling; assembly line balancing. Product development.
Breakeven analysis, Capacity planning. PERT and CPM.
Control Operations : Inventory control-ABC analysis. EOQ model. Materials
requirement planning. Job design, Job standards, work measurement, Quality
management-Quality control. Operations Research : Linear programming-Graphical
and Simplex methods. Transportation and assignment models. Single server
queuing model.
Value Engineering : Value analysis, for cost/value. Total quality management
and forecasting techniques. Project management.
6. Elements of Computation:
Computer Organisation, Flow charting. Features of Common Computer Languages-FORTRAN
d Base III, Lotus 1-2-3 C and elementary programming.
PAPER-II
1. Thermodynamics:
Basic concept. Open and closed systems, Applications of Thermodynamic
Laws, Gas equations, Clapeyron equation, Availability, Irreversibility
and Tds relations.
2. I.C. Engines, Fuels and Combustion :
Spark lgnition and compression ignition engines, Four stroke engine and
Two stroke engines, mechanical, thermal and volumetric efficiency, Heat
balance.
Combustion process in S.I. and C.I. engines, preignition detonation in
S.I. engine Diesel knock in C.I. engine. Choice of engine fuels, Octance
and Cetane retings. Alternate fuels Carburration and Fuel injection, Engine
emissions and control. Solid, liquid and gaseous fuels, stoichometric
air requirements and excess air factor, fuel gas analysis, higher and
lower calorific values and their measurements.
3. Heat Transfer, Refrigeration and Air Conditioning:
One and two dimensional heat conduction. Heat transfer from extended surfaces,
heat transfer by forced and free convection. Heat exchangers. Fundamentals
for diffusive and connective mass transfer, Radiation laws, heat exchange
between black and non balck surfaces, Network Analysis. Heat pump refrigeration
cycles and systems, Condensers, evaporators and expansion devices and
controls. Properties and choice of refrigerant, Refrigeration Systems
and components, psychometrics, comfort indices, cooling loading calculations,
solar refrigeration.
4. Turbo-Machines and Power plants:
Continuity, momentum and Energy Equations. Adiabatic and Isentropic flow,
fanno lines, Raylegh lines. Theory and design of axial flow turbines and
compressors, Flow through turbo-machine balde, cascades, centrifugal compressor.
Dimensional analysis and modelling. Selection of site for steam, hydro,
nuclear and stand-by power plants, selection base and peak load power
plants Modern High pressure, High duty boilers, Draft and dust removal
equipment, Fuel and cooling water systems, heat balance, station and palnt
heat rates, operation and maintenance of various power plants, preventive
maintenance, economics of power generation.