Basic Mechanical Engineering (BT-2003) - B.E RGPV CBCS & CBGS Scheme Notes -->

## Syllabus

UNIT 1:
Materials : Classification of engineering material, Composition of Cast iron and Carbon steels, Iron Carbon diagram. Alloy steels their applications. Mechanical properties like strength, hardness, toughness , ductility, brittleness , malleability etc. of materials , Tensile test- Stress-strain diagram of ductile and brittle materials ,Hooks law and modulus of elasticity, Hardness and Impact testing of materials, BHN etc.

UNIT 2:
Measurement: Concept of measurements, errors in measurement, Temperature, Pressure, Velocity, Flow strain, Force and torque measurement, Vernier caliper, Micrometer, Dial gauge, Slip gauge, Sine-bar and Combination set.
Production Engineering: Elementary theoretical aspects of production processes like casting, carpentry, welding etc Introduction to Lathe and Drilling machines and their various operations.

UNIT 3:
Fluids : Fluid properties pressure, density and viscosity etc . Types of fluids , Newton’s law of viscosity , Pascal’s law , BTrnoulli’s equation for incompressible fluids , Only working principle of Hydraulic machines, pumps, turbines, Reciprocating pumps .

UNIT 4:
Thermodynamics : Thermodynamic system, properties, state, process, Zeroth, First and second law of thermodynamics, thermodynamic processes at constant pressure, volume, enthalpy & entropy. Steam Engineering : Classification and working of boilers, mountings and accessories of boilers, Efficiency and performance analysis, natural and artificial draught, steam properties, use of steam tables.

UNIT 5:
Reciprocating Machines : Working principle of steam Engine, Carnot, Otto, Diesel and Dual cycles P-V & T-S diagrams and its efficiency, working of Two stroke & Four stroke Petrol & Diesel engines. Working principle of compressor.

## NOTES

• Unit 1
• Unit 2
• Unit 3
• Unit 4
• Unit 5 (Part 1)
• Unit 5 (Part 2)

## Reference Books:

1- Kothandaraman & Rudramoorthy, Fluid Mechanics & Machinery, New Age . 2- Nakra & Chaudhary ,
Instrumentation and Measurements, TMH.
3- Nag P.K, Engineering Thermodynamics , TMH . 4- Ganesan , Internal Combustion Engines, TMH .
5- Agrawal C M, Basic Mechanical Engineering ,Wiley Publication. 6- Achuthan M , , Engineering Thermodynamics ,PHI.

## List of Suggestive Core Experiments:

Theory related Eight to Ten experiments including core experiments as follows :
1.Tensile testing of standard Mild Steel specimen.
2.Verification of BTrnoulli’s Theorem .
3 . Linear and Angular measurement using ,Micrometer , Slip Gauges, Dial Gauge and Sine-bar.
4.Study of different types of Boilers and Mountings .
5 .To find COP of a Refrigeration unit .
6.Study of different IC Engines .
7.Study of Lathe & Drilling Machines.
8. Study of UTM and performing tensile test on it.

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