IMPORTANT TOPICS TO PREPARATION FOR ALL MECHANICAL ENGINEERING EXAMS

 

In this topic we are going to discuss about important topics in mechanical engineering branch to crack every entrance and other competitive examinations . There are  commonly every  mechanical examination papers related with same topics but we have to know which is the most important and must to be read to helps every examination because in this competitive field is increases day by day so we have to learn all topics with shortcuts methods in less time,there are no need read to total text books content of complete syllabus. Remember one thing  that in  any examination syllabus is consist with same related questions in same topic .So we have to just know the which topics  is must be read for objective examinations related syllabus of respective. there are basic simple tips to identify the impotent topic by gathering the previous question papers from which you preparing exams and the gate examination syllabus also consist with important mechanical engineering subjects topic because the gate exams will be conducted by different IIT s in India for every year.

We are given complete syllabus for all exams  based on taken information from different exam preparation related  portals.but you must be read basics of complete syllabus which is given below .

1.    Engineering Mechanics

·         Free body diagrams and equilibrium,

·         Trusses and frames virtual work

·         Kinematics and dynamics of particles

·         Rigid bodies in plane motion,

·         Including impulse linear and angler momentum

·         Energy formula

2.    Strength of materials

·         Stress and strain,

·         Stress-strain relationship and elastic constants,

·         Mohr's circle for plane stress and plane strain,

·         Thin cylinders

·         Shear force and bending moment diagrams;

·         Bending and shear stresses

·         Deflection of beams; torsion of circular shafts

·         Euler's theory of columns; strain energy methods

·         Thermal stresses.

3. Theory of Machines

·         Displacement,

·         Velocity and acceleration analysis of plane mechanisms

·         Dynamic analysis of slider-crank mechanism

·         Gear trains

·         Flywheels.

4.  Vibrations

·         Free and forced vibration

·         Single degree of freedom systems

·          Effect of damping

·         Vibration isolation

·         Resonance, critical speeds of shafts.

5. Design

·          Design for static and dynamic loading

·         Failure theories

·         Fatigue strength and the S-N diagram

·         Principles of the design of machine elements such as bolted

·         Riveted and welded joints,

·         Shafts

·         Spur gears

·         Rolling and sliding contact bearings

·         Brakes and clutches.

6. Fluid Mechanics

 

·         Fluid properties

·         Fluid statics,

·         Manometer

·         Buoyancy

·         Control-volume analysis of mass

·         Momentum and energy

·         Fluid acceleration

·         Differential equations of continuity and momentum

·         Bernoulli's equation

·         Viscous flow of in compressible fluids

·         Boundary layer

·         Elementary turbulent flow

·         Flow through pipes

·         Head losses in pipes

·         Bends

7. Heat-Transfer

·          Modes of heat transfer

·          One dimensional heat conduction

·          Resistance concept, electrical analogy

·         Unsteady heat conduction, fins

·          Free and forced convective heat transfer

·         Heat transfer in flow over flat plates and through pipes

·         Thermal boundary layer

·         Effect of turbulence

·         Radiative heat transfer

·         Black and grey surfaces

·         Shape factors

·         Network analysis

·         Heat ex changer performance

8. Thermodynamics

·         Zeroth, First and Second laws of thermodynamics

·         thermodynamic system and processes

·         Carnot cycle

·         Ir reversibility and availability

·         Behavior of ideal and real gases

·         Properties of pure substances

·         W and heat in ideal processes

·          Analysis of thermodynamic cycles

Applications

·         Power Engineering

·         Steam Tables

·         Rankine, Bray ton cycles

·         Regeneration and reheat.

·          I.C. Engines

·          air-standard Otto

·         Diesel cycles. Refrigeration and air-conditioning

·         Va pour refrigeration cycle

·         heat pumps, gas refrigeration

·         Reverse Bray ton cycle

·         Moist air: psychometric chart

·         Basic psychometric processes

·         Turbo machinery: Pelt on-wheel

·         Francis and Kaplan turbines -impulse and reaction

9. Engineering Materials

·         Structure and properties of materials

·         Heat treatment

·         Stress-strain diagrams.

10.  Metal Casting

·         Design of patterns

·         Modulus and cores

·         Solidification and cooling

·         Riser and gating design

·         Design considerations.

11.  Forming

·         Plastic deformation and yield criteria

·         Fundamentals of hot and cold working processes

·         Metal forming processes

·         Principles of powder metallurgy.

12.  Joining 

·         Physics of welding,

·         Brazing and soldering

·         Adhesive bonding

·         Design considerations in welding.

13. Machining and Machine Tool Operations

·         Mechanics of machining

·         Single and multi-point cutting tools

·         Tool geometry and materials

·         Tool life and wear; economics of machining

·         Principles of non-traditional machining processes

·         Principles of work holding

·         Principles of design of jigs and fixtures.

14. Metro logy and Inspection

·         Limits, fits and tolerances

·         Linear and angular measurements

·         Compactor

·         Gauge design

·         Form and finish measurement

·         Alignment and testing method

·         Tolerance analysis in manufacturing and assembly.

15. Computer Integrated Manufacturing

·         Basic concepts of CAD/CAM

16. Production Planning and Control

·         Forecasting models,

·         Production planning

·         Scheduling

·         Materials requirement planning.

17. Inventory Control 

·         Deterministic and probabilistic model

·         Safety stock inventory control systems.

18.  Operations Research

·         Linear programming

·         Simplex and duplex method

·         Transportation, assignment

·         Network flow models

·         Simple queuing models

·         PERT and CPM.