Mechanical Engineering Syllabus of Indian Engineering Services Exam

The following will be the subjects for the written examination:-

CATEGORY II(Mechanical Engineering)

Subject Duration Maximum Marks Marks
Section I - Objective Papers
General Ability Test
(Part A: General English)
(Part B: General Studies)
2 hrs. 200
Mechanical Engineering - Paper I 2 hrs. 200
Mechanical Engineering - Paper II 2 hrs. 200
Section II - Conventional Papers
Mechanical Engineering - Paper I 3 hrs. 200
Mechanical Engineering -Paper II 3 hrs. 200
TOTAL 1000

MECHANICAL ENGINEERING (For both objective and conventional type papers)

Paper I

1.Thermodynamics, Cycles and IC Engines, Basic concepts. Open and Closed systems. Heat and work, Zerothe, First and Second Law, Application to non-flow and Flow processes. Entropy, Availability, Irreversibility and TDS relations. Clapeyron and real gas equations, Properties of ideal gases and vapours. Standard vapour. Gas power and Refrigeration cycles. Two stage compressor. C. I. and S. I. Engines. Pre ignition, Detonation and Diesel knock, Fuel injection and Carburation. Supercharging Tubro prop and Rocket engines. Engine Cooling. Emission and Control, Fuel gas analysis. Measurement of Calorific values. Conventional and Nuclear fuels. Elements of Nuclear power production

2.Heat Transfer and Refrigeration and Airconditioning Modes of heat transfer. One dimensional steady and unsteady condition. Composite slab and Equivalent Resistance. Heat dissipation from extended surfaces. Heat exchangers. Overall heat transfer coefficient. Empirical correlations for heat transfer in laminar and turbulent flows and for free and forced Convection. Thermal boundary layer over a flat plate. Fundamentals of diffusive and convective mass transfer, Block, body and basic concepts in Radiation. Enclosure theory. Shape factor. Net work analysis. Heat pump and Refrigeration cycles and systems. Refrigerants. Condensers. Evaporators and expansion devices. Psychrometry, Charts and application to airconditioning. Sensible heating and cooling. Effective temperature, Comfort indices. Load calculations. Solar refrigeration. Controls, Duct design.

3.Fluid Mechanics:

Properties and classification of fluids, Manometry. Forces on immersed surfaces. Center of pressure. Buoyancy, Elements ofstability of floating bodies. Kinematics and Dynamics, irrotational and incompressible, inviseid flow, velocity potential, Pressure field and Forces on immersed bodies Berroulli's equations. Fully developed flow through pipes. Pressure drop calculations.Measurement of flow rate and Pressure, drop. Elements of boundary layer theory. Integral approach. Laminar and turbulent flows. Separations, Flow over weirs and notches. Open channel flows. Hydraulic jump. Dimensionless numbers Dimensional analysis. Similitude and modelling. One dimensional isentronic flow. Normal shock wave. Flow through convergent divergent ducts. Oblique shock wave, Ravleigh and Fanno lines.

4. Fluid Machinery and Stream Generators:

Performance, Operation and control of hydraulic Pump and impulse and reaction Turbines. Specific speed Classification. Energy transfer. Coupling Power, transmission. Steam generators. Fire tube and water tube boilers. Flow of steam through nozzlesand difusers, Wetness and condensation. Various types of steam and gas turbines Velocity diagrams. Partial admission Reciprocating, Centrifugal and axial flow Compressors, Multi stage compression, role of Mach Number, Reheat, Regeneration,Efficiency. Governace.

Paper II

5. Theory of Machines:

Kinematic and dynamic analysis of planner mechanisms. Cams. Gears and gear trains. Flywheels, Governors, Balancing of rigid rotor and field balancing. Balancing of single and multicylinder engines. Linear vibration analysis of mechanical systems. Critical speeds and whirling of shafts. Automatic Controls.

6. Machine Design:

Design of Joints : cotters, keys, spines, welded joints, threaded fasteners, joints formed by interference fits.

Design of friction drives: couplings and clutches, belt and chain drives, power screws.

Design of Power transmission systems: gears and gear drives, shaft and axle, wire ropes.

Design of bearings, Hydrodynamic bearings and rolling element bearing.

7. Strength of Materials:

Stress and strain in two dimensions. Principal stresses and strains, Mohr’s construction, linear elastic materials, isotropy and anisotropy, stress‐strain relations, uniaxial loading, thermal stresses. Beams: Bending moment and shear force diagram, bending stresses and deflection of beam. Shear stress distribution. Torsion of shafts, helical springs. Combined stresses, thick‐ and thin walled pressure vessels. Struts and Columns. Strain energy concepts and theories of failure

8. Engineering Materials:

Basic concepts on structure of solids. Crystalline materials, Deffects in crystalline materials. Alloys and binary phase diagrams,structure and properties of common engineering materials. Heat treatment of steels. Plastics, Ceramics and compositematerials. Common applications of various materials.

9. Production Engineering:

Metal Forming : Basic Principles of Forming, drawing and extrusion; High energy rate forming; Powder metallurgy.

Metal Casting: Die casting, investment casting, Shell Moulding, Centrifugal Casting, Gating and Riser design; melting furnaces.

Fabrication Processes : Principles of Gas, Arc. Shielded are Welding; Advanced. Welding Processes; weldability; Metallurgy of Welding.

Metal Cutting : Turning, Methods of Screw Production. Drilling, Boring. Milling, Gear Manufacturing. Production of flat surfaces Grinding and Finishing Processes. Computer Controlled Manufacturing Systems— CNC, DNC, FMS, Automation and Robotics.

Cutting Tool Materials :Tool Geometry Mechanism of Tool Wear, Tool Life and Machinability; Measurement of cutting forces. Economics of Machining. Unconventional Machining. Processes, Jigs and Fixtures.

Fits and Tolerances: Measurement of surface texture. Comparators, Alignment tests and reconditioning of Machine Tools

10. Industrial Engineering:

Production, Planning and Control : Forecasting— Moving average exponential smoothing. Operations scheduling; assembly line balancing Product development. Break‐even analysis, capacity planning, PERT and CPM.

Control Operations : Inventory Control—ABC analysis EOO model. Materials requirement planning Job. design. Job standards.Work measurement. Quality management— Quality analysis and control.

Operations Research : Linear programming— Graphical and Simplex methods. Transportation and assignment models. Single server queuing model.

Value Engineering : Value analysis for cost/value.

11. Elements of Computation:

Computer Organisation, Flow charting. Features of Common Computer Languages—FORTRAN, d’ Base III. Lotus 1‐2‐3, C and elementary programming

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