SYLLABUS FOR MECHANICAL ENGINEERING
Fluid Mechanics
Module: 1 (8 lectures)
Definition of fluid, Units and dimensions, Newton’s law of viscosity, Properties of fluids,
mass, density, specific volume, specific gravity, viscosity, surface tension and capillarity,
vapor pressure, compressibility and bulk modulus.Hydrostatics; fluid force on plane and
curved surfaces, manometers, buoyancy, uniformly accelerated motion.
Module: 2 (4 lectures)
Kinematics of fluid flow: Generalized continuity equation, Irrotational motion and solution
to Laplace equation. Concept of stream lines, Equipotential Lines, Flow Nets.
Module: 3 (6 lectures)
Dynamics of fluid flow: Control volume and control surface, application of continuity
equation and momentum equation, Bernoulli’s equation and its applications.
Module: 4 (4 lectures)
Concept of boundary layer, boundary layer thickness, Displacement thickness, momentum
thickness, energy thickness.
Module: 5 (8 lectures)
Laminar viscous flow through circular conduits, Couette and Poisuielle flow, Turbulent flow
through pipes, Darcy Weisbach equation, friction factor for smooth and rough pipes,
Moody’s diagram.
Module: 6 (6 lectures)
Need for dimensional analysis, methods of dimension analysis, Similitude and types of
similitude, Dimensionless parameters, application of dimensionless parameters Model
analysis
Module: 7 (6 lectures)
Forces on immersed bodies, concepts of separation, drag force, circulation and lift force.
Applied Thermodynamics
Module 1: (8 lectures)
Introduction to solid, liquid and gaseous fuels–Stoichiometry, exhaust gas analysis- First law
analysisof combustion reactions. Heat calculations using enthalpy tables. Adiabatic flame
temperature. Chemical equilibrium and equilibrium composition calculations using free energy.
Module 2: (10 lectures)
Thermodynamic cycles, Gas power cycles: Air standard Otto, Diesel and Dual Cycles. Air
standard Brayton cycle, effect of reheat, regeneration and intercooling. Combined gas and vapor
power cycles. Vapor compression refrigeration cycles cycle and comparison with Carnot cycle,
refrigerants and their properties.
Module 3: (6 lectures)
Vapor power cycles: Basic Rankine cycle, Rankine cycle with superheat, reheat and
regeneration, exergy analysis. Super- critical and ultra-super-critical Rankine cycle.
Module 4: (8 lectures)
Basics of compressible flow. Stagnation properties, Isentropic flow of a perfect gas through a
nozzle, choked flow, subsonic and supersonic flows- normal shocks- use of ideal gas tables for
isentropic flow and normal shock flow- Flow of steam and refrigerant through nozzle, super
saturationcompressible flow in diffusers, efficiency of nozzle and diffuser.
Module 5: (5 lectures)
Analysis of steam turbines, velocity and pressure compounding of steam turbines.
Module 6: (5 lectures)
Reciprocating compressors, staging of reciprocating compressors, optimal stage pressure ratio,
effect of intercooling, minimum work for multistage reciprocating compressors.
Strength of Materials
Module :1 (8 lectures)
Deformation in solids- Hooke’s law, stress and strain- tension, compression and shear
stresseselastic constants and their relations- volumetric, linear and shear strains- principal
stresses and principal planes- Mohr’s circle, theories of failure,
Module :2 (8 lectures)
Beams and types transverse loading on beams- shear force and bend moment diagrams- Types of
beam supports, simply supported and over-hanging beams, cantilevers. Theory of bending of
beams, bending stress distribution and neutral axis, shear stress distribution, point and distributed
loads.
Module :3 (8 lectures)
Moment of inertia about an axis and polar moment of inertia, deflection of a beam using double
integration method, computation of slopes and deflection in beams, Maxwell’s reciprocal
theorems.
Module :4 (8 lectures)
Torsion, stresses and deformation in circular and hollow shafts, stepped shafts, deflection of
shafts fixed at both ends, stresses and deflection of helical springs.
Module :5 (8 lectures)
Axial and hoop stresses in cylinders subjected to internal pressure, deformation of thick and thin
cylinders, deformation in spherical shells subjected to internal pressure.
Engineering Materials
Module:1 (6 lectures)
Crystal Structure: Unit cells, Metallic crystal structures, Ceramics. Imperfection in solids: Point,
line, interfacial and volume defects; dislocation strengthening mechanisms and slip systems,
critically resolved shear stress.
Module:2 (8 lectures)
Alloys, substitutional and interstitial solid solutions- Phase diagrams: Interpretation of binary
phase diagrams and microstructure development; eutectic, peritectic, peritectoid and monotectic
reactions. Iron Iron-carbide phase diagram and microstrctural aspects of ledeburite, austenite,
ferrite and cementite, cast iron.
Module: 3 (10 lectures)
Mechanical Property measurement: Tensile, compression and torsion tests; Young’s modulus,
relations between true and engineering stress-strain curves, generalized Hooke’s law, yielding
and yield strength, ductility, resilience, toughness and elastic recovery; Hardness: Rockwell,
Brinell and Vickers and their relation to strength, Introduction to non-destructive testing (NDT).
Module: 4 (10 lectures)
Heat treatment of Steel: Annealing, tempering, normalising and spheroidising, isothermal
transformation diagrams for Fe-C alloys and microstructure development. Continuous cooling
curves, T-T-T diagram and interpretation of final microstructures and properties- austempering,
martempering, case hardening, carburizing, nitriding, cyaniding, carbo-nitriding, flame and
induction hardening, vacuum and plasma hardening.
Module: 5 (8 lectures)
Alloying of steel, properties of stainless steel and tool steels, maraging steels- cast irons; grey,
white, malleable and spheroidal cast irons- copper and copper alloys; brass, bronze and
cupronickel; Aluminium and Al-Cu – Mg alloys- Nickel based superalloys and Titanium alloys.
Instrumentation & Control
Module: 1 (10 lectures)
Measurement systems and performance -configuration of a measuring system, Methods for
correction for interfering and modifying inputs– accuracy, range, resolution, error sources,
precision, error sensitivity etc.Classification of errors and statistical analysis of experimental
data.
Module: 2 (8 lectures)
Instrumentation system elements -sensors for common engineering measurements. Transducers
based on variable resistance, variable induction, variable capacitance and piezo-electric effects,
Displacement transducer.
Module: 3 (6 lectures)
Signal processing and conditioning; correction elements- actuators: pneumatic, hydraulic,
electric.
Module :4 (10 lectures)
Control systems – basic elements, open/closed loop, design of block diagram; control method –
P, PI, PID, when to choose what, tuning of controllers.
Module :5 (6 lectures)
System models, transfer function and system response, frequency response; Nyquist diagrams
and their use