mechanical engineering paper for cds

7/30/2019 Mechanical Engineering Paper for Cds

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Mechanical Engineering Paper-I

(For both objective and conventional type papers)

1. Thermodynamics, Cycles and IC Engines, Basic concepts, 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. Claperyron 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 andCarburation, Supercharging. Turbo-prop and Rocket engines, Engine Cooling, Emission &

Control, Flue 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 conduction. Composite slab and Equivalent Resistance. Heat dissipationfrom 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 connective mass

transfer, Black body and basic concepts in Radiation, Enclosure theory, Shape factor, Net workanalysis. Heat pump and Refrigeration cycles and systems, Refrigerants. Condensers, Evaporates

and Expansion devices, Psychrometry, Charts and application to air conditioning, Sensible

heating and cooling, Effective temperature, comfort indices, Load calculations, Solarrefrigeration, controls, Duct design.

3. 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. Bernoullis equation, Fully developed flow through pipes, Pressure dropcalculations, Measurement of flow rate and Pressure drop. Elements of boundary layer theory,

Integral approach, Laminar and tubulent flows, Separations. Flow over weirs and notches. Open

channel flow, Hydraulic jump. Dimensionless numbers, Dimensional analysis, Similitude andmodelling. One-dimensional isentropic flow, Normal shock wave, Flow through convergent

divergent ducts, Oblique shock-wave, Rayleigh and Fanno lines.

4. Fluid Machinery and Steam 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 Nozzles and Diffusers, Wetness and

condensation. Various types of steam and gas Turbines, Velocity diagrams. Partial admission.Reciprocating, Centrifugal and axial flow Compressors, Multistage compression, role of Mach

Number, Reheat, Regeneration, Efficiency, Governance.


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Mechanical Engineering Paper-II

(For both objective and conventional type papers)

5. THEORY OF MACHINES:

Kinematic and dynamic analysis of planer mechanisms. Cams. Gears and gear trains. Flywheels.

Governors. Balancing of rigid rotors and field balancing. Balancing of single and multicylinderengines, Linear vibration analysis of mechanical systems. Critical speeds and whirling of shafts

Automatic controls.

6. MACHINE DESIGN:

Design of Joints : cotters, keys, splines, welded joints, threaded fasteners, joints formed byinterference 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 : hydrodynamics bearings and rolling element bearings.

7. STRENGTH OF MATERIALS:

Stress and strain in two dimensions, Principal stresses and strains, Mohrs construction, linear

elastic materials, isotropy and anisotropy, stress-strain relations, uniaxial loading, thermalstresses. Beams : Bending moment and shear force diagram, bending stresses and deflection of

beams. 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 maferials. Detects 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 ofvarious materials.

9. PRODUCTION ENGINEERING:

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

Metal Casting : Die casting, investment casting, Shall Moulding, Centrifugal Casting, Gating &

Riser design; melting furnaces.

Fabrication Processes : Principles of Gas, Arc, Shielded arc Welding; Advanced WeldingProcesses, Weldability: Metallurgy of Welding.


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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 Tools 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 tolerances, Measurement of surface texture, Comparators Alignment

tests and reconditioning of Machine Tools.

10. INDUSTRIAL ENGINEERING:

Production Planning and Control : ForecastingMoving average, exponential smoothing,

Operations, scheduling; assembly line balancing, Product development, Break-even analysis,

Capacity planning, PERT and CPM.

Control Operations : Inventory control ABC analysis, EOQ model, Materials requirement

planning. Job design, Job standards, Work measurement, Quality ManagementQuality analysisand control. Operations Research : Linear ProgrammingGraphical and Simplex methods,Transportation and assignment models. Single server queueing model.

Value Engineering : Value analysis for cost/value.

11. ELEMENTS OF COMPUTATION:

Computer Organisation, Flow charting, Features of Common computer LanguagesFORTRAN,d Base III, Lotus 1-2-3, C and elementary Programming.

Gate 2012 Mechanical Engineering(ME) SyllabusENGINEERING MATHEMATICS

Linear Algebra: Matrix algebra, Systems of linear equations, Eigen values and eigen vectors.

Calculus: Functions of single variable, Limit, continuity and differentiability, Mean value

theorems, Evaluation of definite and improper integrals, Partial derivatives, Total derivative,

Maxima and minima, Gradient, Divergence and Curl, Vector identities, Directional derivatives,Line, Surface and Volume integrals, Stokes, Gauss and Green?s theorems.

Differential equations: First order equations (linear and nonlinear), Higher order lineardifferential equations with constant coefficients, Cauchy?s and Euler?s equations, Initial and


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boundary value problems, Laplace transforms, Solutions of one dimensional heat and wave

equations and Laplace equation.

Complex variables: Analytic functions, Cauchy?s integral theorem, Taylor and Laurent series.

Probability and Statistics: Definitions of probability and sampling theorems, Conditionalprobability, Mean, median, mode and standard deviation, Random variables, Poisson, Normaland Binomial distributions.

Numerical Methods: Numerical solutions of linear and non-linear algebraic equationsIntegration by trapezoidal and Simpson?s rule, single and multi-step methods for differential

equations.

APPLIED MECHANICS AND DESIGN

Engineering Mechanics: Free body diagrams and equilibrium; trusses and frames; virtual work;kinematics and dynamics of particles and of rigid bodies in plane motion, including impulse and

momentum (linear and angular) and energy formulations; impact.

Strength of Materials: Stress and strain, stress-strain relationship and elastic constants, Mohr?scircle 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.

Theory of Machines: Displacement, velocity and acceleration analysis of plane mechanisms;

dynamic analysis of slider-crank mechanism; gear trains; flywheels.

Vibrations: Free and forced vibration of single degree of freedom systems; effect of damping;

vibration isolation; resonance, critical speeds of shafts.

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.

FLUID MECHANICS AND THERMAL SCIENCES

Fluid Mechanics: Fluid properties; fluid statics, manometry, buoyancy; control-volume analysis

of mass, momentum and energy; fluid acceleration; differential equations of continuity andmomentum; Bernoulli?s equation; viscous flow of incompressible fluids; boundary layer;

elementary turbulent flow; flow through pipes, head losses in pipes, bends etc.

Heat-Transfer: Modes of heat transfer; one dimensional heat conduction, resistance concept,electrical analogy, unsteady heat conduction, fins; dimensionless parameters in free and forcedconvective heat transfer, various correlations for 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 exchanger performance, LMTD and NTUmethods.

Thermodynamics: Zeroth, First and Second laws of thermodynamics; thermodynamic system

and processes; Carnot cycle. irreversibility and availability; behaviour of ideal and real gases,


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properties of pure substances, calculation of work and heat in ideal processes; analysis of

thermodynamic cycles related to energy conversion.

Applications: Power Engineering: Steam Tables, Rankine, Brayton cycles with regeneration and

reheat. I.C. Engines: air-standard Otto, Diesel cycles. Refrigeration and air-conditioning: Vapour

refrigeration cycle, heat pumps, gas refrigeration, Reverse Brayton cycle; moist air:psychrometric chart, basic psychrometric processes. Turbomachinery: Pelton-wheel, Francis andKaplan turbines ? impulse and reaction principles, velocity diagrams.

MANUFACTURING AND INDUSTRIAL ENGINEERING

Engineering Materials: Structure and properties of engineering materials, heat treatment, stress-

strain diagrams for engineering materials.

Metal Casting:Design of patterns, moulds and cores; solidification and cooling; riser and gatingdesign, design considerations.

Forming: Plastic deformation and yield criteria; fundamentals of hot and cold workingprocesses; load estimation for bulk (forging, rolling, extrusion, drawing) and sheet (shearing,

deep drawing, bending) metal forming processes; principles of powder metallurgy.

Joining:Physics of welding, brazing and soldering; adhesive bonding; design considerations inwelding.

Machining and Machine Tool Operations: Mechanics of machining, single and multi-pointcutting 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

Metrology and Inspection: Limits, fits and tolerances; linear and angular measurements;comparators; gauge design; interferometry; form and finish measurement; alignment and testing

methods; tolerance analysis in manufacturing and assembly.

Computer Integrated Manufacturing: Basic concepts of CAD/CAM and their integrationtools.

Production Planning and Control: Forecasting models, aggregate production planning,scheduling, materials requirement planning.

Inventory Control: Deterministic and probabilistic models; safety stock inventory control

systems.


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UPSCCDS Examination (I) 2009Syllabus

Standard and Syllabus of the Examination

Standard

The standard of the papers in Elementary Mathematics will be of Matriculation level.

The standard of papers in other subjects will approximately be such as may be expected of agraduate of an Indian University.

Syllabus

English (Code No. 01)

The question paperwill be designed to test the candidates understanding of English and

workmanlike use of words.

General Knowledge (Code No. 02)

General Knowledge including knowledge of current events and of such matters of everyday

observation and experience in their scientific aspects as may be expected of an educated person

who has not made a special study of any scientific subject.

The paper will also include questions on History of India and Geography of a nature which

candidate should be able to answer without special study.

Elementary Mathematics (Code No. 03)

Arithmetic

Number System-Natural numbers, Integers, Rational and Real numbers. Fundamental operations

addition, subtraction, multiplication, division, Square roots, Decimal fractions.

Unitary method-time and distance, time and work, percentages, applications to simple and

compound interest, profit and loss, ratio and proportion, variation.

Elementary Number Theory- Division algorithm. Prime and composite numbers. Tests of

divisibility by 2,3,4,5,9 and 11. Multiples and factors.

Factorisation Theorem. H.C.F. and L.C.M. Euclidean algorithm, Logarithms to base 10, laws of

logarithms, use of logarithmic tables.

Algebra


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Basic Operations, simple factors, Remainder Theorem, H.C.F., L.C.M. Theory of polynomials,

solutions of quadratic equations, relation between its roots and coefficients (Only real roots to be

considered).

Simultaneous linear equations in two unknowns-analytical and graphical solutions. Simultaneous

linear equations in two variables and their solutions.

Practical problems leading to two simultaneous linear equations or inequations in two variables

or quadratic equations in one variable & their solutions.

Set language and set notation, Rational expressions and conditional identities, Laws of indices.

Trigonometry

Sine x, cosine x, Tangent x when 00 x 900 Values of sin x, cos x and tan x, for x = 00, 300, 450,

600 and 900 Simple trigonometric identities.

Use of trigonometric tables. simple cases of heights and distances.

Geometry

Lines and angles, Plane and plane figures, Theorems on

1. Properties of angles at a point2. Parallel lines,3. Sides and angles of a triangle,4. Congruency of triangles,5.

Similar triangles,6. Concurrence of medians and altitudes,

7. Properties of angles, sides and diagonals of a parallelogram, rectangle and square8. Circles and its properties including tangents and normals,9. Loci.

Mensuration

Areas of squares, rectangles, parallelograms, triangle and circle. Areas of figures which can be

split up into these figures (Field Book), Surface area and volume of cuboids, lateral surface and

volume of right circular cones and cylinders, surface area and volume of spheres.

Statistics

Collection and tabulation of statistical data, Graphical representation frequency polygons,

histograms, bar charts, pie charts etc. Measures of central tendency.

Intelligence and personality test


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In addition to the interview the candidates will be put to Intelligence Tests both verbal and non-

verbal, designed to assess their basic intelligence.

They will also be put to Group Tests such as group discussions, group planning, outdoor group

tasks, and asked to give brief lectures on specified subjects.

All these tests are intended to judge the mental calibre of a candidate. In broad terms, this is

really an assessment of not only his intellectual qualities but also his social traits and interests in

current affairs

Statics :

Simple applications of equilibrium equations.

Dynamics :

Simple applications of equations of motion, work, energy and power.Theory of Machines :

Simple examples of kinematic chains and their inversions. Different types of gears, bearings, governors, flywheels and their functions. Static and dynamic balancing of rigid rotors.

Simple vibration analysis of bars and shafts. Linear automatic control systems.

Mechanics of Solids :

Stress, strain and Hookes Law. Shear and bending moments in beams. Simple bendingand torsion of beams, springs and thin walled cylinders. Elementary concepts of elastic

stability, mechanical properties and material testing.


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Manufacturing Science :

Mechanics of metal cutting, tool life, economics of machining, cutting tool materials.Basic types of machine tool and their processes. Automatic machine tools, transfer lines.

Metal forming processes and machines-shearing, drawing, spinning, rolling, forging,

extrusion. Types of casting and welding methods. Powder metallurgy and processing ofplastics.

Manufacturing Management :

Methods and time study, motion economy and work space design, operation and flowprocess charts. Cost estimation, break-even analysis. Location and layout of plants,

material handling. Capital budgeting, job shop and mass production, scheduling,

dispatching, Routing, Inventory.

Thermodynamics :

Basic concepts, definitions and laws, heat, work and temperature, Zeroth law,temperature scales, behaviour of pure substances, equations of state, first law and its

corollaries, second law and its corollaries. Analysis of air standard power cycles, Carnot,

Otto, diesel, Brayton cycles. Vapour power cycles, Rankine reheat and regenerativecycles, Refrigeration cycles-Bell Coleman, Vapour absorption and Vapour compression

cycle analysis, open and closed cycle gas turbine with intercooling, reheating.

Energy Conversion :

Flow of steam through nozzles, critical pressure ratio, shock formation and its effect.Steam Generators, mountings and accessories. Impulse and reaction turbines, elementsand layout of thermal power plants.

Hydraulic turbines and pumps, specific speed, layout of hydraulic power plants. Introduction to nuclear reactors and power plants, handling of nuclear waste.

Refrigeration and Air Conditioning :

Refrigeration equipment and operation and maintenance, refrigerants, principles of airconditioning, psychrometric chart, comfort zones, humidification and dehumidification.

Fluid Mechanics :

Hydrostatics, continuity equation, Bernoullis theorem, flow through pipes, dischargemeasurement, laminar and turbulent flow, boundary layer concept.

Civil Service Exam Syllabus for IAS Main Exam Mechanical Engineering

PaperI & II

Paper-I
http://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.htmlhttp://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.htmlhttp://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.htmlhttp://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.htmlhttp://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.html


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1. Mechanics:

1. Mechanics of rigid bodies:Equations of equilibrium in space and its application; first and second moments of area; simple

problems on friction; kinematics of particles for plane motion; elementary particle dynamics.

1. Mechanics of deformable bodies:Generalized Hookes law and its application; design problems on axial stress, shear stress and

bearing stress; material properties for dynamic loading; bending shear and stresses in beams;.determination of principle stresses and strainsanalytical and graphical; compound and

combined stresses; bi-axial stressesthin walled pressure vessel; material behaviour and design

factors for dynamic load; design of circular shafts for bending and torsional load only; deflection

of beam for statically determinate problems; theories of failure.

2. Engineering Materials:

Basic concepts on structure of solids; common ferrous and non-ferrous materials andtheir applications; heat-treatment of steels; non-metals- plastics, ceramics, compositematerials and nano-materials.

3. Theory of Machines:

Kinematic and dynamic analysis of plane mechanisms. Cams, Gears and epicyclic geartrains, flywheels, governors, balancing of rigid rotors, balancing of single andmulticylinder engines, linear vibration analysis of mechanical systems (single degree of

freedom), Critical speeds and whirling of shafts.

4. Manufacturing Science:

1. Manufacturing Process:Machine tool engineeringMerchants force analysis; Taylors tool life equation; conventionalmachining; NC and CNC machining process; jigs and fixtures.

Non-conventional machiningEDM, ECM, ultrasonic, water jet machining etc; application of

lasers and plasmas; energy rate calculations.

Forming and welding processes- standard processes.

Metrologyconcept of fits and tolerances; tools and gauges; comparators; inspection of length;

position; profile and surface finish.

1. Manufacturing Management:


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System design: factory location- simple OR models; plant layoutmethods based; applications

of engineering economic analysis and break- even analysis for product selection, process

selection and capacity planning; predetermined time standards.

System planning; forecasting methods based on regression and decomposition, design and

balancing of multi model and stochastic assembly lines; inventory managementprobabilisticinventory models for order time and order quantity determination; JIT systems; strategic

sourcing; managing inter plant logistics.

System operations and control: Scheduling algorithms for job shops; applications of statistical

methods for product and process quality controlapplications of control charts for mean, range,

percent defective, number of defectives and defects per unit; quality cost systems; managementof resources, organizations and risks in projects.

System improvement: Implementation of systems, such as total quality management, developingand managing flexible, lean and agile organizations.

Paper-II

1. Thermodynamics, Gas Dynamics and Turbine:

1. Basic concept of Firstlaw and second law of Thermodynamics; concept of entropy andreversibility; availability and unavailability and irreversibility.

2. Classification and properties of fluids; incompressible and compressible fluids flows;effect of Mach number and compressibility; continuity momentum and energy equations;

normal and oblique shocks; one dimensional isentropic flow; flow or fluids in duct with

frictions that transfer.

3.

Flow through fans, blowers and compressors; axial and centrifugal flow configuration;design of fans and compressors; single problems compresses and turbine cascade; open

and closed cycle gas turbines; work done in the gas turbine; reheat and regenerators.

2. Heat Transfer:

1. Conduction heat transfergeneral conduction equationLaplace, Poisson and Fourierequations; Fourier law of conduction; one dimensional steady state heat conduction

applied to simple wall, solid and hollow cylinder & spheres.2. Convection heat transfer-Newtons law of convection; free and forces convection; heat

transfer during laminar and turbulent flow of an incompressible fluid over a flat plate;

concepts of Nusselt number, hydrodynamic and thermal boundary layer their thickness;Prandtl number; analogy between heat and momentum transfer- Reynolds, Colbum,Prandtl analogies; heat transfer during laminar and turbulent flow through horizontal

tubes; free convection from horizontal and vertical plates.

3. Black body radiationbasic radiation laws such as Stefan-Boltzman, Planck distribution,Weins displacement etc.

4. Basic heat exchanger analysis; classification of heat exchangers.


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3. I .C. Engines:

1. Classification, thermodynamic cycles of operation; determination of break power,indicated power, mechanical efficiency, heat balance sheet, interpretation of performance

characteristics, petrol, gas and diesel engines.

2.

Combustion in SI and CI engines, normal and abnormal combustion; effect of workingparameters on knocking, reduction of knocking; Forms of combustion chamber for SI and

CI engines; rating of fuels; additives; emission.

3. Different systems of IC enginesfuels; lubricating; cooling and transmission systems.Alternate fuels in IC engines.

4. Steam Engineering:

1. Steam generation- modified Rankine cycle analysis; Modern steam boilers; steam atcritical and supercritical pressures; draught equipment; natural and artificial draught;boiler fuels solid, liquid and gaseous fuels. Steam turbinesprinciple; types;

compounding; impulse and reaction turbines; axial thrust.2. Steam nozzlesflow of steam in convergent and divergent nozzle; pressure at throat formaximum discharge with different initial steam conditions such as wet, saturated andsuperheated, effect of variation of back pressure; supersaturated flow of steam in nozzles,

Wilson line.

3. Rankine cycle with internal and external irreversibility; reheat factor; reheating andregeneration, methods of governing; back pressure and pass out turbines

4. Steam power plantscombined cycle power generation; heat recovery steam generators(HRSG) fired and unfired, co-generation plants.

5. Refrigeration and air-conditioning:

1. Vapour compression refrigeration cyclecycle on p-H & T-s diagrams; eco-friendlyrefrigerantsR134a,123; Systems like evaporators, condensers, compressor, expansion

devices. Simple vapour absorption systems.

Psychrometryproperties; processes; charts; sensible heating and cooling; humidification and

dehumidification effective temperature; air-conditioning load calculation; simple duct design.

>>>UPSC SyllabusIndex
http://www.successcds.net/examsyllabus/upsc-exam-syllabus/10178/http://www.successcds.net/examsyllabus/upsc-exam-syllabus/10178/http://www.successcds.net/examsyllabus/upsc-exam-syllabus/10178/http://www.successcds.net/examsyllabus/upsc-exam-syllabus/10178/


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PaperII

1. Thermodynamics, Gas Dynamics and Turbine :

a. Basic concept of Firstlaw and second law of Thermodynamics; concept of entropy andreversibility; availability and unavailability and irreversibility.

b. Classification and properties of fluids; incompressible and compressible fluids flows;effect of Mach number and compressibility; continuity momentum and energy equations;

normal and oblique shocks; one dimensional isentropic flow; flow or fluids in duct with

frictions that transfer.c. Flow through fans, blowers and compressors; axial and centrifugal flow configuration;

design of fans and compressors; single problems compresses and turbine cascade; open

and closed cycle gas turbines; work done in the gas turbine; reheat and regenerators.

2. Heat Transfer:

a. Conduction heat transfergeneral conduction equationLaplace, Poisson and Fourierequations; Fourier law of conduction; one dimensional steady state heat conductionapplied to simple wall, solid and hollow cylinder & spheres.

b. Convection heat transferNewtons law of convection; free and forces convection; heattransfer during laminar and turbulent flow of an incompressible fluid over a flat plate;

concepts of Nusselt number, hydrodynamic and thermal boundary layer their thickness;Prandtl number; analogy between heat and momentum transferReynolds, Colbum,

Prandtl analogies; heat transfer during laminar and turbulent flow through horizontaltubes; free convection from horizontal and vertical plates.

c. Black body radiationbasic radiation laws such as StefanBoltzman, Planckdistribution, Weins displacement etc.


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d. Basic heat exchanger analysis; classification of heat exchangers.3. I .C. Engines:

a. Classification, thermodynamic cycles of operation; determination of break power,indicated power, mechanical efficiency, heat balance sheet, interpretation of performancecharacteristics, petrol, gas and diesel engines.

b. Combustion in SI and CI engines, normal and abnormal combustion; effect of workingparameters on knocking, reduction of knocking; Forms of combustion chamber for SI andCI engines; rating of fuels; additives; emission.

c. Different systems of IC enginesfuels; lubricating; cooling and transmission systems.Alternate fuels in IC engines.


a. Steam generation- modified Rankine cycle analysis; Modern steam boilers; steam atcritical and supercritical pressures; draught equipment; natural and artificial draught;boiler fuels solid, liquid and gaseous fuels. Steam turbinesprinciple; types;compounding; impulse and reaction turbines; axial thrust.

b. Steam nozzlesflow of steam in convergent and divergent nozzle; pressure at throat formaximum discharge with different initial steam conditions such as wet, saturated andsuperheated, effect of variation of back pressure; supersaturated flow of steam in nozzles,Wilson line.

c. Rankine cycle with internal and external irreversibility; reheat factor; reheating andregeneration, methods of governing; back pressure and pass out turbines

d. Steam power plantscombined cycle power generation; heat recovery steam generators(HRSG) fired and unfired, co-generation plants.

5. Refrigeration and airconditioning :

a. Vapour compression refrigeration cyclecycle on pH & T-s diagrams; ecofriendlyrefrigerantsR134a,123; Systems like evaporators, condensers, compressor, expansion


b. Psychrometryproperties; processes; charts; sensible heating and cooling;humidification and dehumidification effective temperature; airconditioning load

calculation; simple duct design.

Statics :

Simple applications of equilibrium equations.Dynamics :

Simple applications of equations of motion, work, energy and power.


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Theory of Machines :

Simple examples of kinematic chains and their inversions. Different types of gears, bearings, governors, flywheels and their functions. Static and dynamic balancing of rigid rotors.

Simple vibration analysis of bars and shafts. Linear automatic control systems.

Mechanics of Solids :

Stress, strain and Hookes Law. Shear and bending moments in beams. Simple bendingand torsion of beams, springs and thin walled cylinders. Elementary concepts of elastic

stability, mechanical properties and material testing.

Manufacturing Science :

Mechanics of metal cutting, tool life, economics of machining, cutting tool materials.Basic types of machine tool and their processes. Automatic machine tools, transfer lines.Metal forming processes and machines-shearing, drawing, spinning, rolling, forging,

extrusion. Types of casting and welding methods. Powder metallurgy and processing of

plastics.

Manufacturing Management :

Methods and time study, motion economy and work space design, operation and flowprocess charts. Cost estimation, break-even analysis. Location and layout of plants,

material handling. Capital budgeting, job shop and mass production, scheduling,

dispatching, Routing, Inventory.

Thermodynamics :

Basic concepts, definitions and laws, heat, work and temperature, Zeroth law,temperature scales, behaviour of pure substances, equations of state, first law and its

corollaries, second law and its corollaries. Analysis of air standard power cycles, Carnot,

Otto, diesel, Brayton cycles. Vapour power cycles, Rankine reheat and regenerativecycles, Refrigeration cycles-Bell Coleman, Vapour absorption and Vapour compression

cycle analysis, open and closed cycle gas turbine with intercooling, reheating.

Energy Conversion :

Flow of steam through nozzles, critical pressure ratio, shock formation and its effect.Steam Generators, mountings and accessories. Impulse and reaction turbines, elements

and layout of thermal power plants.

Hydraulic turbines and pumps, specific speed, layout of hydraulic power plants. Introduction to nuclear reactors and power plants, handling of nuclear waste.


16/21

Refrigeration and Air Conditioning :

Refrigeration equipment and operation and maintenance, refrigerants, principles of airconditioning, psychrometric chart, comfort zones, humidification and dehumidification.

Fluid Mechanics :

Hydrostatics, continuity equation, Bernoullis theorem, flow through pipes, dischargemeasurement, laminar and turbulent flow, boundary layer concept.

Civil Service Exam Syllabus for IAS Main Exam Mechanical Engineering

PaperI & II

Paper-I

1. Mechanics:

2. Mechanics of rigid bodies:Equations of equilibrium in space and its application; first and second moments of area; simple

problems on friction; kinematics of particles for plane motion; elementary particle dynamics.

2. Mechanics of deformable bodies:Generalized Hookes law and its application; design problems on axial stress, shear stress and

bearing stress; material properties for dynamic loading; bending shear and stresses in beams;.

determination of principle stresses and strainsanalytical and graphical; compound and

combined stresses; bi-axial stressesthin walled pressure vessel; material behaviour and designfactors for dynamic load; design of circular shafts for bending and torsional load only; deflection

of beam for statically determinate problems; theories of failure.

2. Engineering Materials:

Basic concepts on structure of solids; common ferrous and non-ferrous materials andtheir applications; heat-treatment of steels; non-metals- plastics, ceramics, compositematerials and nano-materials.

3. Theory of Machines:

Kinematic and dynamic analysis of plane mechanisms. Cams, Gears and epicyclic geartrains, flywheels, governors, balancing of rigid rotors, balancing of single andmulticylinder engines, linear vibration analysis of mechanical systems (single degree of

freedom), Critical speeds and whirling of shafts.

4. Manufacturing Science:
http://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.htmlhttp://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.htmlhttp://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.htmlhttp://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.htmlhttp://www.upscexam.com/IAS_syllabus_mains/mechanical-engineering-paper-ii.html


17/21

2. Manufacturing Process:Machine tool engineeringMerchants force analysis; Taylors tool life equation; conventionalmachining; NC and CNC machining process; jigs and fixtures.

Non-conventional machiningEDM, ECM, ultrasonic, water jet machining etc; application oflasers and plasmas; energy rate calculations.

Forming and welding processes- standard processes.

Metrologyconcept of fits and tolerances; tools and gauges; comparators; inspection of length;position; profile and surface finish.

2. Manufacturing Management:System design: factory location- simple OR models; plant layoutmethods based; applications

of engineering economic analysis and break- even analysis for product selection, processselection and capacity planning; predetermined time standards.

System planning; forecasting methods based on regression and decomposition, design and

balancing of multi model and stochastic assembly lines; inventory managementprobabilistic

inventory models for order time and order quantity determination; JIT systems; strategic

sourcing; managing inter plant logistics.

System operations and control: Scheduling algorithms for job shops; applications of statistical

methods for product and process quality controlapplications of control charts for mean, range,percent defective, number of defectives and defects per unit; quality cost systems; management

of resources, organizations and risks in projects.

System improvement: Implementation of systems, such as total quality management, developing

and managing flexible, lean and agile organizations.

Paper-II

1. Thermodynamics, Gas Dynamics and Turbine:

4. Basic concept of Firstlaw and second law of Thermodynamics; concept of entropy andreversibility; availability and unavailability and irreversibility.

5.

Classification and properties of fluids; incompressible and compressible fluids flows;effect of Mach number and compressibility; continuity momentum and energy equations;normal and oblique shocks; one dimensional isentropic flow; flow or fluids in duct with

frictions that transfer.

6. Flow through fans, blowers and compressors; axial and centrifugal flow configuration;design of fans and compressors; single problems compresses and turbine cascade; openand closed cycle gas turbines; work done in the gas turbine; reheat and regenerators.


18/21

2. Heat Transfer:

5. Conduction heat transfergeneral conduction equationLaplace, Poisson and Fourierequations; Fourier law of conduction; one dimensional steady state heat conduction

applied to simple wall, solid and hollow cylinder & spheres.

6.

Convection heat transfer-Newtons law of convection; free and forces convection; heattransfer during laminar and turbulent flow of an incompressible fluid over a flat plate;

concepts of Nusselt number, hydrodynamic and thermal boundary layer their thickness;

Prandtl number; analogy between heat and momentum transfer- Reynolds, Colbum,Prandtl analogies; heat transfer during laminar and turbulent flow through horizontal


7. Black body radiationbasic radiation laws such as Stefan-Boltzman, Planck distribution,Weins displacement etc.

8. Basic heat exchanger analysis; classification of heat exchangers.3. I .C. Engines:

4. Classification, thermodynamic cycles of operation; determination of break power,indicated power, mechanical efficiency, heat balance sheet, interpretation of performancecharacteristics, petrol, gas and diesel engines.

5. Combustion in SI and CI engines, normal and abnormal combustion; effect of workingparameters on knocking, reduction of knocking; Forms of combustion chamber for SI andCI engines; rating of fuels; additives; emission.

6. Different systems of IC enginesfuels; lubricating; cooling and transmission systems.Alternate fuels in IC engines.


5. Steam generation- modified Rankine cycle analysis; Modern steam boilers; steam atcritical and supercritical pressures; draught equipment; natural and artificial draught;

boiler fuels solid, liquid and gaseous fuels. Steam turbinesprinciple; types;compounding; impulse and reaction turbines; axial thrust.

6. Steam nozzlesflow of steam in convergent and divergent nozzle; pressure at throat formaximum discharge with different initial steam conditions such as wet, saturated andsuperheated, effect of variation of back pressure; supersaturated flow of steam in nozzles,

Wilson line.

7. Rankine cycle with internal and external irreversibility; reheat factor; reheating andregeneration, methods of governing; back pressure and pass out turbines

8. Steam power plantscombined cycle power generation; heat recovery steam generators(HRSG) fired and unfired, co-generation plants.

5. Refrigeration and air-conditioning:

2. Vapour compression refrigeration cyclecycle on p-H & T-s diagrams; eco-friendlyrefrigerantsR134a,123; Systems like evaporators, condensers, compressor, expansion



19/21

Psychrometryproperties; processes; charts; sensible heating and cooling; humidification and

dehumidification effective temperature; air-conditioning load calculation; simple duct design.

>>>UPSC SyllabusIndex

PaperII

1. Thermodynamics, Gas Dynamics and Turbine :

d. Basic concept of Firstlaw and second law of Thermodynamics; concept of entropy andreversibility; availability and unavailability and irreversibility.

e. Classification and properties of fluids; incompressible and compressible fluids flows;effect of Mach number and compressibility; continuity momentum and energy equations;normal and oblique shocks; one dimensional isentropic flow; flow or fluids in duct with

frictions that transfer.f. Flow through fans, blowers and compressors; axial and centrifugal flow configuration;

design of fans and compressors; single problems compresses and turbine cascade; openand closed cycle gas turbines; work done in the gas turbine; reheat and regenerators.

2. Heat Transfer:

e. Conduction heat transfergeneral conduction equationLaplace, Poisson and Fourierequations; Fourier law of conduction; one dimensional steady state heat conduction

applied to simple wall, solid and hollow cylinder & spheres.

f. Convection heat transferNewtons law of convection; free and forces convection; heattransfer during laminar and turbulent flow of an incompressible fluid over a flat plate;concepts of Nusselt number, hydrodynamic and thermal boundary layer their thickness;

Prandtl number; analogy between heat and momentum transferReynolds, Colbum,

Prandtl analogies; heat transfer during laminar and turbulent flow through horizontal

http://www.successcds.net/examsyllabus/upsc-exam-syllabus/10178/http://www.successcds.net/examsyllabus/upsc-exam-syllabus/10178/http://www.successcds.net/examsyllabus/upsc-exam-syllabus/10178/http://www.successcds.net/examsyllabus/upsc-exam-syllabus/10178/


20/21

g. Black body radiationbasic radiation laws such as StefanBoltzman, Planckdistribution, Weins displacement etc.

h. Basic heat exchanger analysis; classification of heat exchangers.3. I .C. Engines:

d. Classification, thermodynamic cycles of operation; determination of break power,indicated power, mechanical efficiency, heat balance sheet, interpretation of performance

characteristics, petrol, gas and diesel engines.e. Combustion in SI and CI engines, normal and abnormal combustion; effect of working

parameters on knocking, reduction of knocking; Forms of combustion chamber for SI and

CI engines; rating of fuels; additives; emission.

f. Different systems of IC enginesfuels; lubricating; cooling and transmission systems.Alternate fuels in IC engines.


e. Steam generation- modified Rankine cycle analysis; Modern steam boilers; steam atcritical and supercritical pressures; draught equipment; natural and artificial draught;

boiler fuels solid, liquid and gaseous fuels. Steam turbinesprinciple; types;

compounding; impulse and reaction turbines; axial thrust.f. Steam nozzlesflow of steam in convergent and divergent nozzle; pressure at throat for

maximum discharge with different initial steam conditions such as wet, saturated and

superheated, effect of variation of back pressure; supersaturated flow of steam in nozzles,

Wilson line.g. Rankine cycle with internal and external irreversibility; reheat factor; reheating and

regeneration, methods of governing; back pressure and pass out turbines

h. Steam power plantscombined cycle power generation; heat recovery steam generators(HRSG) fired and unfired, co-generation plants.

5. Refrigeration and airconditioning :


21/21

c. Vapour compression refrigeration cyclecycle on pH & T-s diagrams; ecofriendlyrefrigerantsR134a,123; Systems like evaporators, condensers, compressor, expansion

devices. Simple vapour absorption systems.d. Psychrometryproperties; processes; charts; sensible heating and cooling;

humidification and dehumidification effective temperature; airconditioning load

calculation; simple duct design.

mechanical engineering paper for cds

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