TNMAWS Syllabus - Mechanical Engineering and General Studies - Diploma Level / Degree Level (Paper 1 and Paper 2)

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. 39 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 Parts

Part A : 1-100 Qns (Tamil Eligibility Test) 
Part –B : 101-200 Qns (General Studies (75) + Aptitude (25))

General Studies (Degree Standard) 

UNIT-I: GENERAL SCIENCE 

1. Scientific Knowledge and Scientific Temper - Power of Reasoning - Rote Learning vs Conceptual Learning - Science as a tool to understand the past, present and future. 
2. 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. 
3. Elements and Compounds, Acids, Bases, Salts, Petroleum Products, Fertilisers, Pesticides. 
4. Main concepts of Life Science, Classification of Living Organisms, Evolution, Genetics, Physiology, Nutrition, Health and Hygiene, Human Diseases. 
5. Environment and Ecology. 

UNIT-II: CURRENT EVENTS 

1. History - Latest diary of events - National symbols - Profile of States - Eminent personalities and places in news – Sports - Books and authors. 
2. 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. 
3. Geography - Geographical landmarks. 
4. Economics - Current socio - economic issues. 
5. Science - Latest inventions in Science and Technology. 
6. Prominent Personalities in various spheres – Arts, Science, Literature and Philosophy. 

UNIT-III: GEOGRAPHY OF INDIA 

1. Location – Physical features - Monsoon, Rainfall, Weather and Climate - Water Resources - Rivers in India - Soil, Minerals and Natural Resources - Forest and Wildlife - Agricultural pattern. 
2. Transport - Communication. 
3. Social Geography – Population density and distribution - Racial, Linguistic Groups and Major Tribes. 
4. Natural calamity – Disaster Management – Environmental pollution: Reasons and preventive measures – Climate change – Green energy. 

UNIT–IV: HISTORY AND CULTURE OF INDIA 

1. Indus Valley Civilization - Guptas, Delhi Sultans, Mughals and Marathas - Age of Vijayanagaram and Bahmani Kingdoms - South Indian History. 
2. Change and Continuity in the Socio-Cultural History of India. 
3. Characteristics of Indian Culture, Unity in Diversity – Race, Language, Custom. 
4. India as a Secular State, Social Harmony. 

UNIT-V: INDIAN POLITY 

1. Constitution of India - Preamble to the Constitution - Salient features of the Constitution - Union, State and Union Territory. 
2. Citizenship, Fundamental Rights, Fundamental Duties, Directive Principles of State Policy. 
3. Union Executive, Union Legislature – State Executive, State Legislature – Local Governments, Panchayat Raj. 
4. Spirit of Federalism: Centre - State Relationships. 
5. Election - Judiciary in India – Rule of Law. 
6. 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 

1. Nature of Indian Economy – Five year plan models - an assessment – Planning Commission and Niti Ayog. 
2. 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. 
3. 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 

1. 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. 
2. Different modes of Agitation: Growth of Satyagraha and Militant Movements.
3. Communalism and Partition. 

UNIT-VIII: History, Culture, Heritage and Socio - Political Movements in Tamil Nadu 

1. History of Tamil Society, related Archaeological discoveries, Tamil Literature from Sangam Age till contemporary times. 
2. 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 
3. Role of Tamil Nadu in freedom struggle - Early agitations against British Rule - Role of women in freedom struggle. 
4. 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 

1. 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. 
2. 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. 
3. Social Justice and Social Harmony as the Cornerstones of Socio Economic Development. 
4. Education and Health Systems in Tamil Nadu. 
5. Geography of Tamil Nadu and its impact on Economic growth. 
6. Achievements of Tamil Nadu in various fields. 
7. e-Governance in Tamil Nadu. 

UNIT-X: APTITUDE AND MENTAL ABILITY 

1. Simplification – Percentage - Highest Common Factor (HCF) - Lowest Common Multiple (LCM). 
2. Ratio and Proportion. 
3. Simple interest - Compound interest - Area - Volume - Time and Work. 

Logical Reasoning - Puzzles-Dice - Visual Reasoning - Alpha numeric Reasoning – Number Series.

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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