GATE Mechanical Engineering Lecture Plan
Heat and Mass Transfer
Total Duration Of Course 30 Hours
Each Class is of 3 Hours
Day 1 
Conduction 
Introduction, Modes of Heat transfer, conduction through a slab, conduction through a composite slab. Conductionconvection H.T. through a composite slab. 
Day 2 
Conduction 
Radial conduction H.T. through a hollow cylinder, critical Radius of Insulation. The physical significance of critical Radius of insulation. Radial conduction H.T. through a hollow sphere 
Day 3 
Conduction 
Heat generation in a slab. Heat generation in a cylinder. Numericals 
Assignments and Test
Day 4 
Fins 
Analysis of Rectangular fin. Fin is infinitely long. Fin is finite in length but its tip is Insulated. Fin efficiency. Fin effectiveness. 
Assignments and Test
Day 5 
Transient conduction Heat Transfer 
Unsteady state Heat conduction. Criteria for lumped heat capacity analysis. Numerical. 
Assignments and Test
Day 6 
Heat Exchangers 
Classification of H.E. Parallel flow H.E. Counter flow H.E. Crossflow H.E. Effectiveness of H.E. Number of Transfer units (NTU). Effectiveness – NTU Method. 
Assignments and Test
Day 7 
Radiation 
Basic definitions regarding thermal Radiation. Absorptivity, Reflectivity & Transmissivity. Governing laws of Thermal Radiation. Shape factor. Reciprocity theorem. 
Day 8 
Radiation 
Radiation heat exchange blows two infinitely large parallel plane surfaces. Radiation H.E. blows two infinitely long concentric cylindrical surfaces. Radiation Networks. Irradiation & Radiosity. 
Assignments and Test
Day 9 
Convection 
Forced convection H.T. Physical significance of dimensionless no. in forced convection H.T. Thermal Boundary layer. The significance of Prandtl no. Stanton No. 
Day 10 
Convection 
Forced convection in flow through pipes. Natural convection. Grashoff No. Rayleigh No. 
Assignment and Test
Three Full Syllabus Test
Machine Design
Total Duration Of Course 30 Hours
Each Class is of 3 Hours
Day 1 
Static & Dynamic Loading 
Introduction to designing. Fluctuating stress cycles. Fatigue failure, endurance limit. Fatigue Design (SN curve). Analysis of variable load. 
Day 2 
Static & Dynamic loading 
Soderberg criteria. Gerber criteria. Goodman criteria. Stress concentration. Notch sensitivity. 
Assignment and Test
Day 3 
Bolted joint & Riveted Joint 
Eccentric loading in the bolted joint. Steps for pesigring. Classification of Riveted joint. 
Day 4 
Riveted joint & Welded Joint 
Tearing failure, shearing failure, Bearing failure. Classification of Weld. 
Day 5 
Welded Joint 
Parallel fillet weld. Transverse fillet weld. Design of fillet weld. Transverse butt. Weld. 
Assignment and Test
Day 6 
Bearing 
Classification of Bearing. Antifriction bearing. Ball Bearing. Roller Bearing. Analysis of Tournal Bearing. 
Day 7 
Bearing 
Classification of journal Bearing. Significance of Bearing characteristic No. OR Bearing Modulus. Relation blow friction & speed of shaft Rating life. 
Assignment and Test
Day 8 
Clutch & Brake 
Classification of the clutch. Uniform pressure theory & uniform wear theory. Multiplate clutches, classification of Brakes. Analysis of shoe Brake, simple BandBrake 
Day 9 
Brake & Spur Gear 
Differential Band Brake. Force Analysis used for Gear tooth. Design of spur gearLewi’s eq. Wear strength of gear tooth. 
Day 10 
Spring, Key, CotterJoint 
Helical spring, Expression for stiffness. Deflection of spring, cotter joint. Types of key. 
Assignment and Test
Three Full Syllabus Test
Theory of Machine
Total Duration Of Course 60 Hours
Each Class is of 3 Hours
Day 1 
Simple Mechanism 
Kinematic link, Types of relative motions, Kinematic pairs & its classification, types of joints, Kinematic chain, Degree of freedom, Grubler’s Equation, Four Bar mechanism. 
Day 2 
Simple Mechanism and Motion Analysis 
Grashof’s law, Singleslider crank mechanism and its inversions, Doubleslider crank chain and its inversions. 
Day 3 
Simple Mechanism Motion Analysis 
Mechanical advantage, Toggle Mechanism, Transmission Ansle. I – centre Method approach, Kennedy’s theorem. 
Day 4 
Motion Analysis 
Relative velocity Method, acceleration Analysis 
Day 5 
Motion Analysis & Gyroscope 
Coriolis acceleration, the concept of Angular velocity & Angular acceleration. 
Assignment and Test
Day 6 
Gyroscope 
Active Gyroscopic couple, Gyroscopic effect on Aircraft & ships during Turing. 
Assignment and Test
Day 7 
Gears 
Classification of gears, General gear terminology, the law of gearing, Involute & cycloidal profiles. Analysis of involute gears. 
Day 8 
Gears 
Analysis of involute gears, Interference, 
Day 9 
Gear Trains 
Simple gear train, compound gear train, Reverted gear train, Epicyclic gear train. 
Day 10 
Gear trains & Flywheel 
Planetary gear trains. Kinematic analysis of singleslider crank Mechanism. Dynamic analysis of singleslider crank Mechanism. 
Assignment and Test
Day 11 
Flywheel & Cam 
Turning moment diagram Classification of cam & classification of followers. Different angles of cam. 
Day 12 
Cam 
Cam Terminology motions of follower uniform velocity motion, uniform acceleration & Retardation motion, S.H.M., cycloidal Motion 
Assignment and Test
Day 13 
Governors 
The basic concept of centrifugal governing. Watt governor. Porter governor. Proell governor. Hartnell gov. Effect of static friction on the performance of centrifugal gov. Stability of gov. Hunting of gov. Isochronous gov. 
Day 14 
Governors & Vibration 
Controlling the force diagram. Natural vibration. Energy Method. Torque Method. 
Assignment and Test
Day 15 
Vibration 
Rayleigh’s Method. Longitudinal vib. in beams. Transverse vib. in beams. 
Day 16 
Vibration 
Damped systems, Free damped systems, Logarithmic decrement 
Day 17 
Vibration 
Forced damped systems, Vibration Isolation 
Day 18 
Vibration & Balancing 
Whirling of shafts. Static Balancing of Rotating masses. Dynamic Balancing. Balancing of Reciprocating masses Primary Balancing of Reciprocating masses.

Assignment and Test
Day 19 
Balancing 
Variation in Tractive forces. Variation in a swaging couple. Hammer Blow. Secondary Balancing. Roll of firing order of multicylinder Inline engine in Balancing. 
Day 20 
Balancing 
Direct & Reverse crank Method. Numerical. 
Assignment and Test
Three Full Syllabus Test
Thermodynamics
Total Duration Of Course 27 Hours
Each Class is of 3 Hours
Day 1 
Introduction 
Introduction (system, surrounding). Properties of the system, Macroscopic & microscopic Approach, Gibb’s phase rule, Zeroth law of thermodynamics. Temperature Scales, Gas laws. 
Day 2 
Energy Interactions 
Modes of energy transfer. Nonflow work. Representation of various Process on PV diagram. Ideal gas. 
Day 3 
Energy Interactions & law of thermodynamics 
Heat, specific heat. The law of thermodynamics, Enthalpy, Heat transfer in various processes. 
Day 4 
The law of thermodynamics 
Free expansion. Control volume energy Analysis. S.F.E.E. applied for various processes. Kelvinplank & Clausius statement. 
Day 5 
Law of thermodynamics & Entropy 
Carnot cycle principles. Clausius inequality. Second law efficiency. Introduction to entropy. 
Assignment and Test
Day 6 
Entropy 
Fixed mass entropy analysis, TS diagram, Tds equations, Entropy calculations, Some standard entropy situations. 
Day 7 
Entropy & Available Energy 
Control volume Entropy Analysis, Reversible work in a steady flow process, Thermal energy at a single temp, Thermal energy with a finite incompressible body, Gas contained in a cylinder, Flowing fluid. 
Assignment and Test
Day 8 
Available Energy & Properties of Pure Substance 
Irreversibility, Enthalpy & entropy at various Points, Various diagrams, HS diagram (Mollier diagram) 
Day 9 
Thermodynamic Relations 
Maxwell Relations, T.ds partial differential equation, Joule Thompson coefficient, ClausiusClapeyron equation. 
Assignment and Test
Three Full Syllabus Test
Metal Casting
Total Duration Of Course 12 Hours
Each Class is of 3 Hours
Day 1 
Metal Casting 
Definition of casting, Pattern, Types of allowances, Core design, Moulding sand, Elements of gating design. 
Day 2 
Metal Casting 
Design of Gate, Top gate & Bottom gate, Fluidity, choke Area, Pressurised & unpressurised gating, Solidification time, Riser Design. 
Day 3 
Metal Casting 
Classification of casting, Shell Moulding, Investment casting, Full Moulding, CO2 Moulding, Centrifugal Casting, Gravity Die Casting. 
Day 4 
Metal Casting 
Hot chamber Die casting, Cold chamber Die Casting, Slush Casting, Continuous casting, Cleaning of Castings, Casting defects. 
Assignment and Test
Three Full Syllabus Test
Power Plant
Total Duration Of Course 24 Hours
Each Class is of 3 Hours
Day 1 
Brayton Cycle 
The gas turbine, Brayton cycle, Thermal efficiency of simple Brayton cycle, Effect of pressure patio on efficiency & Network output, Pressure ratio for maximum efficiency. 
Day 2 
Brayton cycle & Rankine cycle 
Pressure ratio for max. Work output, Isentropic efficiency, Regeneration, an efficiency of Ideal Regenerative cycle, Intercooling. 
Day 3 
Brayton cycle & Rankine cycle 
Reheating, Rankine cycle, the efficiency of the Rankine cycle, Methods to improve the performance of the Rankine cycle. 
Assignment and Test
Day 4 
Rankine cycle 
Reheat cycle, Regeneration, types of feed waterHeater. 
Assignment and Test
Day 5 
Reciprocating Compressor 
A reciprocating compressor, work input required with clearance volume, volumetric efficiency, multistage compression, 
Day 6 
Reciprocating compressor & Centrifugal Compressor 
Intermediate pressure for minimum work input, Cylinder dimension in multistage compression, Principle of Rotating machine, Centrifugal compressor. 
Day 7 
Centrifugal Compressor 
Velocity diagram for centrifugal comp, Slip, slip factor, power input factor, surging, choking, stalling. 
Day 8 
Axial Flow Compressor 
Axial flow compressor, Degree f Reaction 
Assignment and Test
Three Full Syllabus Test
Welding
Total Duration Of Course 9 Hours
Each Class is of 3 Hours
Day 1 
Welding 
Classification of welding, Arc Welding principle, Types of welding Machines, Numericals. 
Day 2 
Welding 
T I G Welding, M T G Welding, Plasma Arc Welding, Melting efficiency, Submerged Are welding, Gas Welding, Atomic Hydrogen Welding. 
Day 3 
Welding 
Resistance Welding. Pressure Welding. Ultrasonic Welding. Explosive Welding. Friction Welding. Electron Beam Welding. Laser Beam Welding. Soldering & Brazing. Welding Defects. 
Assignment and Test
Three Full Syllabus Test