TNMAWS Syllabus for Mechanical Engineering
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TNMAWS Exam Consists of two Papers
1. Paper 1: Mechanical Engineering
2. Paper 2: General Studies and Aptitude with Tamil Eligibility Test
Paper 1: Mechanical Engineering
(Degree Level)
UNIT – I : MECHANICS, KINETICS AND DYNAMICS
Statics of Particles, Equilibrium of Rigid bodies, Mechanism of Deformable
Bodies, Properties of Surfaces and Solids, Centroid, Centre of Gravity,
Dynamics of Particles, Elements of Rigid Body Dynamics, Basics of
Mechanisms, Kinematics of mechanisms, gyroscope, Gears and Gear Trains, Fly
Wheels and Governors, Balancing of Rotating and Reciprocating Masses,
Friction in Machine Elements, Force Analysis, Balancing, Single Degree Free
Vibration, Forced Vibration, mechanisms for Vibration Control, Effect of
Damping, Vibration Isolation, Resonance, Critical Speed of Shaft.
UNIT – II : STRENGTH OF MATERIALS AND DESIGN
Stress, Strain and Deformation of Solids, Combined Stresses, Theories of
Failures, Transverse Loading on Beams, Stresses in Beams, Torsion, Deflection
of Beams, Energy Principles, Thin Cylinders and Thick Cylinders, Spherical
Shells, Fundamentals of Design for Strength and Stiffness of Machine Members,
Design of Shafts and Couplings, Design for Static and Dynamic Loading, Design
of Fasteners and Welded Joints, Reverted Joints, Design of Springs, Design of
Bearings, Design of Flywheels, Design of Transmission Systems for Flexible
Elements, Spur Gears and Parallel Axis Helical Gears, Bevel Gears, Worm Gears
and Crossed Helical Gears, Design of single and two stage speed reducers,
Design of cam, Clutches and Brakes, Design of Piston and Connecting Rods.
UNIT - III : FLUID MECHANICS AND TURBO MACHINERY
Fluid properties, fluid statics, manometry, buoyancy, control volume analysis
of mass, momentum and energy, fluid acceleration, differential equations of
continuity and momentum, Bernoulli’s equation, Dimensional Analysis, viscous
flow of incompressible fluids, boundary layer, elementary turbulent flow, flow
through pipes, head losses in pipes, bends. Turbomachinery: Pelton wheel,
Francis and Kaplan turbines - impulse and reaction principles – velocity
diagrams, pumps and its applications-Valves and Types - Theory of Jet
Propulsion- Pulse Jet – Ram Jet Engines, Online Continuous Flow Monitoring
System.
UNIT – IV : THERMAL ENGINEERING AND THERMODYNAMICS
Basic concepts, Zeroth, First and Second laws of thermodynamics,
thermodynamic system and processes, Carnot cycle. irreversibility and
availability, behaviour of ideal and real gases, thermodynamic relations,
properties of pure substances, calculation of work and heat in ideal processes,
analysis of thermodynamic cycles related to energy conversion, Fuel and
combustion, Fuels Characteristics, Emissions and Controls, Testing of IC
Engine-Renewable sources of Energy.
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: psychometric chart, basic psychometric
processes.
UNIT – V : HEAT AND MASS TRANSFER
Modes of heat transfer - one dimensional heat conduction, resistance concept,
electrical analogy, unsteady heat conduction, fins dimensionless parameters in
free and forced convective 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 NTU methods.
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Basic Concepts of Mass transfer, Diffusion Mass Transfer, Fick’s Law of
Diffusion Steady state Molecular diffusion, Convective Mass Transfer,
Momentum, Heat and Mass Transfer Analogy , Convective Mass Transfer
Correlations, Radiactive Heat Transfer.
UNIT – VI : MATERIALS SCIENCE AND METALLURGY
Constitution of alloys and phase diagrams, Iron – Iron Carbide Phase Diagram
- steels, cast iron, phase transformations- diffusion-TTT diagram, ferrous and
nonferrous alloys, heat treatment of ferrous and non-ferrous metal, surface
modification techniques, powder metallurgy, non-metallic materials,
mechanical properties and testing, crystal defects and strengthening
mechanisms, conducting and semi conducting materials, magnetic and
dielectric materials, Engineering ceramics, Engineering and commodity
polymers, composites, nano-materials.
UNIT – VII : PRODUCTION TECHNOLOGY
Foundry Technology- types of pattern, cores, moulding and casting methods,
Solidification, design of castings, defects, Melting Furnaces, Hot and Cold
working, Metal Forming Processes - types, Defects and Remedies, Sheet Metal
Operation, metal joining processes, types and design of weldment, welding
metallurgy, welding defects, Casting, Welding Inspection (NDT), Manufacturing
of Thermo Setting and Thermo Plastic Products, Metal cutting, Cutting Tool
Nomenclature, Machinability machine tools - center lathe, drilling, milling,
grinding, gear cutting and broaching, Machining Time Calculation,
unconventional machining processes, Micro Manufacturing, CNC machine
tools, Manual Part Programming - Machining and Turning Centre.
UNIT – VIII : METROLOGY AND QUALITY CONTROL
Limits, Fits and Tolerance, Linear and angular measurements, Interferometry,
laser interferometers - Types, Computer Aided Inspection, Basic concept of
CMM - Types of CMM, Machine vision, Form measurement-StraightnessFlatness, Roundness, Surface finish measurement, contact and non-contact
method, Measurement of power, flow and temperature. Statistical quality
control, control charts, acceptance sampling, reliability, TQM, 5S, ISO
standards.
UNIT - IX : CAD / CAM / CIM / FEA
Fundamentals of Computer Graphics, Geometric Modeling, Visual Realism,
Assembly of Parts, CAD Standards, Fundamentals of CIM, Production Planning
and Control, Computer Aided Process Planning, Cellular Manufacturing, Flexible
Manufacturing System and Automated Guided Vehicle System, Group
Technology, Production Flow Analysis, Industrial Robotics, Additive
Manufacturing, Just in Time(JIT), lean manufacturing, One Dimensional
Problems in FEA, Two Dimensional Scalar Variable Problems, Two dimensional
vector variable problems, Isometric Parametric Formulation.
UNIT – X : INDUSTRIAL ENGINEERING AND MANAGEMENT
Work study - Techniques, Method study and work measurements - objectives -
basic procedure, machine loading and scheduling, product sequencing,
inventory control - E O Q - quantity discounts, ABC Analysis material handling
systems, operations research, Linear Programming, simplex method,
Transportation model, Assignment model CPM and PERT, Queuing Models.
Management theory and practice, planning - Decision making, Organising,
staffing, Motivation, Leadership, controlling, control techniques, Industrial
Safety - Standards – OSHA.
Paper 2: Mechanical Engineering
(Diploma Level)
UNIT I: INDUSTRIAL MANAGEMENT
X and Y theories of Management, Contributions of Henry Fayol and F.W. Taylor for
Management - job evaluation by Ranking method and factor comparison method -
motivating techniques - fixing selling price of a product - break even analysis for make or
buy decision - sinking fund method and straingt line method of calculating depreciation
- ABC analysis – determination of economic order quantity – TQM – ISO standards -
certification
UNIT II: INDUSTRIAL ENGINEERING
Factors influencing plant location - principles of layout - techniques used to improve
layout - primary and secondary causes of an accident - personal protective devices -
method study procedure - flow diagram, string diagram and two handed process chart -
principles of motion economy-procedure for conducting stopwatch time study, production
study and ratio delay study - objectives of preplanning, routing, scheduling, despatching
and controlling - difference between inspection and quality control - types of plant
maintenance - TPM
UNIT III: PRODUCTION TECHNOLOGY
Foundry - patterns - special casting techniques - welding - hot and cold working –
drawing, rolling and forging - powder metallurgy - plastics - rubber - ceramics -
refractories - lathe work - planner - shaper - slotter - drilling machine - milling machines -
grinding machines - broaching - boring and jig boring - - Gears manufacturing practice -
Heat treatment and metal finishing - press work
UNIT IV: ELECTRICAL AND ELECTRONICS ENGINEEERING
Units, Ohm’s law, Kirchoff’s law, Faraday’s law - D.C. Circuits, batteries - electro
magnetism - single phase and three phase A.C. circuits - Induction motors – Electronics
– diodes – resisitors – capacitors – transistors – logic gates.
UNIT V: MECHANICS OF MATERIALS
Mechanical properties of metals - simple stresses and strains – modulus of elasticity -
geometrical properties of sections - thin cylinders bending moment and shear force -
theory of simple bending - torsion and springs - transmission of motion – gear drives
and belt drives.
UNIT VI: HEAT POWER ENGINEERING
Working principle and comparison of otto and diesel cycles - construction and working
of two stroke and four stroke engines - Heat balance test on I.C. engine - working
principle of single and multistage compressors - Comparison of reciprocating and
rotary compressors - classification of steam boilers - construction and working of steam
turbines
- working principle of steam power plant - Main elements of a nuclear power plant -
Vapour compression cycle - factors affecting human comfort - working principle of a
window air conditioner and central air conditioning system.
UNIT VII: COMPUTER APPLICATIONS
Working principle and constructional details of computer - classification of computer –
Input / Output devices - flow charting – MS Office & Star Office – creating documents –
presentations – sending emails.
UNIT VIII: FLUID MECHANICS AND MACHINERY
Working of differential manometer - use of venturimeter and orifice classification of
mouth pieces meter - working of pelton wheel, francis turbine and kaplan turbine -
construction and working principle of reciprocating pump, centrifugal pump and gear
pump - quick return mechanism of shaping machine - table movement in a milling
machine.
UNIT IX: COMPUTER INTEGRATED MANUFACTURING
CAD – Definition – geometric modeling – wireframe, surface and solid modeling –
graphicstandards – GKS, IGES, PHIGS and DXF. CAM – definition – group technology –
part families
– parts classification and coding – CAPP – types. CNC – definition – components of CNC
–ATC – CNC EDM. Part program – format – coordinate system – types of motion control –
typesof interpolation – G and M codes – sub program – canned cycles.
UNIT X: DESIGN OF MACHINE ELEMENTS
Factors affecting selection of material – classification of bearings – sliding contact and
rolling contact bearings – radial and thrust bearings – limits – fits – tolerance –
classification of fits –cams and followers – types.
PAPER-II
Paper II has two PartsPart A : 1-100 Qns (Tamil Eligibility Test)
Part –B : 101-200 Qns (General Studies (75) + Aptitude (25))
General Studies (Degree Standard)
Part –B : 101-200 Qns (General Studies (75) + Aptitude (25))
UNIT-I: GENERAL SCIENCE
- Scientific Knowledge and Scientific Temper - Power of Reasoning - Rote Learning vs Conceptual Learning - Science as a tool to understand the past, present and future.
- Nature of Universe - General Scientific Laws – Mechanics - Properties of Matter, Force, Motion and Energy - Everyday application of the Basic Principles of Mechanics, Electricity and Magnetism, Light, Sound, Heat, Nuclear Physics, Laser, Electronics and Communications.
- Elements and Compounds, Acids, Bases, Salts, Petroleum Products, Fertilisers, Pesticides.
- Main concepts of Life Science, Classification of Living Organisms, Evolution, Genetics, Physiology, Nutrition, Health and Hygiene, Human Diseases.
- Environment and Ecology.
UNIT-II: CURRENT EVENTS
- History - Latest diary of events - National symbols - Profile of States - Eminent personalities and places in news – Sports - Books and authors.
- Polity - Political parties and political system in India - Public awareness and General administration - Welfare oriented Government schemes and their utility, Problems in Public Delivery Systems.
- Geography - Geographical landmarks.
- Economics - Current socio - economic issues.
- Science - Latest inventions in Science and Technology.
- Prominent Personalities in various spheres – Arts, Science, Literature and Philosophy.
UNIT-III: GEOGRAPHY OF INDIA
- Location – Physical features - Monsoon, Rainfall, Weather and Climate - Water Resources - Rivers in India - Soil, Minerals and Natural Resources - Forest and Wildlife - Agricultural pattern.
- Transport - Communication.
- Social Geography – Population density and distribution - Racial, Linguistic Groups and Major Tribes.
- Natural calamity – Disaster Management – Environmental pollution: Reasons and preventive measures – Climate change – Green energy.
UNIT–IV: HISTORY AND CULTURE OF INDIA
- Indus Valley Civilization - Guptas, Delhi Sultans, Mughals and Marathas - Age of Vijayanagaram and Bahmani Kingdoms - South Indian History.
- Change and Continuity in the Socio-Cultural History of India.
- Characteristics of Indian Culture, Unity in Diversity – Race, Language, Custom.
- India as a Secular State, Social Harmony.
UNIT-V: INDIAN POLITY
- Constitution of India - Preamble to the Constitution - Salient features of the Constitution - Union, State and Union Territory.
- Citizenship, Fundamental Rights, Fundamental Duties, Directive Principles of State Policy.
- Union Executive, Union Legislature – State Executive, State Legislature – Local Governments, Panchayat Raj.
- Spirit of Federalism: Centre - State Relationships.
- Election - Judiciary in India – Rule of Law.
- Corruption in Public Life – Anti-corruption measures – Lokpal and Lok Ayukta - Right to Information - Empowerment of Women - Consumer Protection Forums, Human Rights Charter.
UNIT-VI: INDIAN ECONOMY
- Nature of Indian Economy – Five year plan models - an assessment – Planning Commission and Niti Ayog.
- Sources of revenue – Reserve Bank of India – Fiscal Policy and Monetary Policy - Finance Commission – Resource sharing between Union and State Governments - Goods and Services Tax.
- Structure of Indian Economy and Employment Generation, Land Reforms and Agriculture - Application of Science and Technology in Agriculture - Industrial growth - Rural Welfare Oriented Programmes – Social Problems – Population, Education, Health, Employment, Poverty.
UNIT-VII: INDIAN NATIONAL MOVEMENT
- National Renaissance – Early uprising against British rule - Indian National Congress - Emergence of leaders – B.R.Ambedkar, Bhagat Singh, Bharathiar, V.O.Chidambaranar Jawaharlal Nehru, Kamarajar, Mahatma Gandhi, Maulana Abul Kalam Azad, Thanthai Periyar, Rajaji, Subash Chandra Bose, Rabindranath Tagore and others.
- Different modes of Agitation: Growth of Satyagraha and Militant Movements.
- Communalism and Partition.
UNIT-VIII: History, Culture, Heritage and Socio - Political Movements
in Tamil Nadu
- History of Tamil Society, related Archaeological discoveries, Tamil Literature from Sangam Age till contemporary times.
- Thirukkural : (a) Significance as a Secular Literature (b) Relevance to Everyday Life (c) Impact of Thirukkural on Humanity (d) Thirukkural and Universal Values - Equality, Humanism, etc (e) Relevance to Socio - Politico - Economic affairs (f) Philosophical content in Thirukkural
- Role of Tamil Nadu in freedom struggle - Early agitations against British Rule - Role of women in freedom struggle.
- Evolution of 19th and 20th Century Socio-Political Movements in Tamil Nadu - Justice Party, Growth of Rationalism - Self Respect Movement, Dravidian Movement and Principles underlying both these Movements, Contributions of Thanthai Periyar and Perarignar Anna.
UNIT–IX: Development Administration in Tamil Nadu
- Human Development Indicators in Tamil Nadu and a comparative assessment across the Country – Impact of Social Reform Movements in the Socio - Economic Development of Tamil Nadu.
- Political parties and Welfare schemes for various sections of people – Rationale behind Reservation Policy and access to Social Resources - Economic trends in Tamil Nadu – Role and impact of social welfare schemes in the Socio - Economic Development of Tamil Nadu.
- Social Justice and Social Harmony as the Cornerstones of Socio Economic Development.
- Education and Health Systems in Tamil Nadu.
- Geography of Tamil Nadu and its impact on Economic growth.
- Achievements of Tamil Nadu in various fields.
- e-Governance in Tamil Nadu.
UNIT-X: APTITUDE AND MENTAL ABILITY
- Simplification – Percentage - Highest Common Factor (HCF) - Lowest Common Multiple (LCM).
- Ratio and Proportion.
- Simple interest - Compound interest - Area - Volume - Time and Work.
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Degree Level Posts:
1. Assistant Engineer (Corporation) - DMA
2. Assistant Engineer (Civil/Mechanical) - CMWSSB
3. Assistant Engineer (Municipality) - DMA
4. Assistant Engineer (Civil) - TWADB
5. Assistant Engineer (Mechanical) - TWADB
6. Assistant Engineer (Electrical) - CMWSSB
7. Assistant Engineer (Planning) (Corporation) - DMA
8. Town Planning Officer Grade II / Assistant Engineer (Planning) (Municipality) - DMA
Diploma Level Posts
9. Junior Engineer - TWADB
10. Technical Assistant - DMA
11. Draughtsman (Corporation) - DMA
12. Draughtsman (Municipality) - DMA
13. Overseer - DMA
14. Town Planning Inspector / Junior Engineer (Planning) - DMA
15. Work Inspector - DMA
16. Sanitary Inspector (Corporation & Municipality) - DMA
Note:
DMA – Directorate of Municipal Administration
TWADB – Tamilnadu Water Supply & Drainage Board
CMWSSB – Chennai Metropolitan Water Supply & Sewerage Board
