UNIT I BASIC CONCEPTS OF THERMODYNAMICS

1.1 Macroscopic and Microscopic Approaches, Thermodynamic Systems, Surrounding and Boundary, Thermodynamic Properties – Intensive and Extensive

1.2 Thermodynamic Equilibrium, State, Path, Process and Cycle, Concept of Thermodynamic Work and Heat, Zeroth Law of Thermodynamics, Energy

1.3 First law of Thermodynamics, First law applied to Non Flow Process, Internal Energy and Enthalpy

1.4 Numerical problems

UNIT II I.C. ENGINES

2.1 Introduction and Classification, Engine operating and performance parameters, Constructional details and working of 2 stroke & 4 stroke petrol engine & diesel engine

2.2 Otto, diesel and dual cycles

2.3 Simple problems on Otto & diesel cycles.

UNIT III SIMPLE LIFTING MACHINES

3.1 Definition of machine, Velocity ratio, Mechanical advantage, Efficiency

3.2 Law of machines, Reversibility of machine, Differential pulley block

3.3 Single, Double and Triple start worm and worm wheel, Simple and compound screw jacks

3.4 Problems

UNIT IV BASICS OF POWER TRANSMISSION

4.1 Transmission of mechanical power, Introduction of belt drives, Length & Cross Section, Selection of V-Belts

4.2. Gear drives their advantages and disadvantages

4.3. Introduction to brakes and clutches

UNIT V STRESSES AND STRAINS

5.1 Introduction, Concept & types of Stresses and Strains, Types of Stresses

5.2 Stresses and Strains in simple and compound bars under axial loading, Stress– Strain diagrams, Hooke’s law, Elastic constants

5.3 Mechanical Properties of cast iron and stainless steel

UNIT VI BASICS OF MANUFACTURING PROCESSES AND MEASUREMENTS

6.1 Brief introduction to classification of different manufacturing processes: Primary shaping processes, Metal Cutting Processes, Joining Processes - Classification and method of soldering, Brazing and welding, Differences between soldering, Brazing and Welding

6.2 Description of Electric Arc Welding and Oxy-Acetylene Welding, Oxy-Acetylene Welding

6.3 Finishing processes, Super finishing process, Polishing, Buffing operation and application

6.4 Lathe, Shaper, Milling

6.5 Measuring Instruments, Gauges - Dial Gauges, Vernier Caliper, Micrometer, Sine bar, Vernier Height Gauges