Mechanical Engineering

 Mechanical Engineering Syllabus

  (For both objective and conventional type papers)


Objective: - 120 Questions

Subjective: - 5 Questions





 Cycles and IC Engines, Basic concept, open and closed systems. Heat and work, Zeroth, 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 vapors. Standard vapor, Gas power and refrigeration cycles. Two stage compressor. C. I. and S. I. Engines. Pre-ignition, Detonation and diesel-knock, Fuel injection and carburetion, supercharging turbo-prop and Rocket engines, engine cooling, Emission & control, Fuel gas analysis, Measurement of calorific values. Conventional and Nuclear power production


Heat Transfer and Refrigeration & Air Conditioning

Modes of heat transfer. One dimensional steady an unsteady condition. Composite slab and equivalent Resistance. Heat dissipation from extended surfaces. Heat exchangers. Overall heat transfer coefficient. Empirical correlations for heat transfer and in laminar 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 basics 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 air conditioning. Sensible melting and cooling. Effective temperature, comfort indices, load calculations, solar refrigeration, controls, Duct design


Fluid Mechanics

Properties and classification of fluids, Manometry, Forces on immersed surfaces, Center of pressure, Buoyancy, elements of stability of floating bodies. Kinematics and Dynamics, irrotational and incompressible. Inviscid flow, Velocity potential. Pressure field and forces on immersed bodies Bernoulli’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.


Fluid Machinery and Stream Generators

Performance, operation control of hydraulic pump and impulse and reaction Turbines. Specific speed Classification. Energy transfer. Coupling power, transmission, steam generators, Fire-tube and water tube hoilers, Flow of steam through nozzles and diffusers, Wetness and condensation various types of steam and gas turbines velocity diagram. Partial addition Reciprocating, Centrifugal and axial flow compressors, Multistage compressors, role of Mach number, Reheat, Regeneration, Efficiency, Governace.




Theory of Machines.

Kinematic and dynamic analysis of planner mechanisms, Cams. 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.


Machine Design

Design of joints: cotters, key, 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 system: gears and gears drives, shaft and axle, wire ropes.

Design of brings Hydrodynamic bearings and rolling element bearings.


Strength of Materials.

Stress and strains in two dimensions, principal stresses and strains, Mohr’s construction, linear elastic materials, isotropy and anisotropy, stress-strains relations, uniaxial loading. Thermal stresses, Beams: Bending moment and shear stress distribution. Torsion of shafts, helical springs. Combined stresses, thick and thin walled pressure vessels. Struts and columns. Strains energy concepts and theories of failure.


Engineering Materials

Basics 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.


Production Engineering

Metal Forming: basic principles of forming, drawing and extraction; high energy rate forming; powder metallurgy.

Metal Casting: Die casting, investment casting, Shell moulding, Centrifugal casting, Gating & rising 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 & Finishing processes. Computer controlled Manufacturing systems—CNC, DNC, FMS, Automation and Robotics. Cutting Tool Materials, Tool Geometry Mechanism of Tool wear, Tool life & Machinability; Measurement of cutting forces. Economics of machining unconventional machining processes, Jigs and Fixtures, Fits and tolerance Measurement of surface texture comparators, Alignment tests and reconditioning of machine Tools.


Industrial Engineering

Production, Planning and control: Forecasting—moving average exponential smoothing, operation 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 Quality, work measurement, Quality measurement—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.

Elements of Computation

Computer organization, Flow charting, Features of common computer languages—FORTRAN, d’ Base III. Lotus 1-2-3, C and elementary programming.

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