Laboratory

In R&D Polytechnic College, the laboratories in Automobile Engineering Department are well equipped according to latest syllabus & guidelines of Punjab State Board of Technical Education & Industrial training Chandigarh, All India Council of Technical Education (AICTE)

Third Semester
Laboratory Automobile Engineering
(AUTOMOTIVE MATERIALS)

Sr. No. LIST OF PRACTICALS
1 Classification of about 25 specimen of materials/parts in material lab.
2 Identification of various type of materials with respect to their properties.
3 To prepare microscopic structure for examination and to examine the micro structure of specimens of following materials (i) Brass (ii) Copper (iii) Grey CI (iv) Malleable CI (v) Low carbon Steel (vi) High carbon steel (vii) HSS
4

To anneal a given specimen.

5 To normalize a given specimen.
6 To temper a given specimens

Applied Mechanics

Sr. No. LIST OF PRACTICAL
 1 Verification of the polygon law of forces using gravesend apparatus.
 2 To verify the forces in different members of jib crane.
 3 To verify the reaction at the supports of a simply supported beam
 4 To find the mechanical advantage, velocity ratio and efficiency in case of an inclined plane.
 5 To find the mechanical advantage, velocity ratio and efficiency of a screw jack.
 6

To find the mechanical advantage, velocity ratio and efficiency of worm and worm wheel.

 7

To find mechanical advantage, velocity ratio and efficiency of single purchase crab.

 8 To find out center of gravity of regular lamina.
 9 To find out center of gravity of irregular lamina.
 10 To determine coefficient of friction between three pairs of given surface.

ELEMENTS OF ELECTRICAL AND ELECTRONICS ENGINEERING

Sr. No. LIST OF PRACTICALS
 1 Connection of a three-phase motor and starter with fuses and reversing of direction of rotation.
 2

Connection of a single-phase induction motor with supply and reversing of its direction of rotation.

 3 Troubleshooting in domestic wiring system, including distribution board.
 4 Connection and reading of an electric energy meter.
 5 Use of ammeter, voltmeter, wattmeter, and multi-meter.
 6 Measurement of power and power factor in a given single phase ac circuit.
 7

Study of different types of fuses, MCBs and ELCBs.

 8 Study of zener diode as a constant voltage source and to draw its V-I characteristics.
 9 Study of earthing practices.
 10 To draw V-I characteristics of a (i) NPN transistor (ii) thyristor (SCR).
 11 Study of construction and working of a (i) stepper motor and (ii) servo motor.

BASICS OF THERMODYMICS, HYDRAULICS AND PNEUMATICS

Sr. No. LIST OF PRACTICALS
 1

Determination of temperature by using: thermocouple, pyrometer.

 2 Identification of components in air conditioning system.
 3

To find thermal conductivity of given specimen.

 4

Servicing and repair of hydraulic jack.

 5 Servicing and repair of air compressor.
 6 To prepare the basic pneumatic circuit.

FOURTH SEMESTER
AUTO ENGINE - I

Sr. No. LIST OF PRACTICALS
 1 Sketching and working of basic components of an automobile engine such as cylinder block, cylinder head, piston, connecting rod and crankshaft.
 2 Testing of mechanical fuel pump.
 3

Servicing of water-cooling system, radiator, fan, and pump, thermostat.

 4

Identification of each part and working of two-wheeler carburetor

 5

Servicing of lubrication system.

 6 Find IP ,BP ,Mechanical efficiency of multi-cylinder petrol engine by using Morse test.
 7 Testing and cleaning of Fuel injector (Petrol Engine).

STRENGTH OF MATERIALS

Sr. No. LIST OF PRACTICAL
 1 Tensile test on bars of Mild steel and Aluminum.
 2

Bending tests on a steel bar or a wooden beam.

 4

Impact test on metals.

a) Izod test.

b) Charpy test.

 5

Torsion test of solid specimen of circular section of different metals for determining modulus of rigidity.

 6 To determine the stiffness of a helical spring and to plot a graph between load extension.
 7 Hardness test on different metals.
Note : All the tests need to be done as per prescribed indian standards.

CHASSIS, BODY AND TRANSMISSION – I

Sr. No. LIST OF PRACTICALS
 1 Demonstration and sketching of Heavy and Light vehicle chassis.
 2 Identification and servicing of single plate and multi plate clutch.
 3 Servicing of centrifugal clutch.
 4 Servicing and overhauling of constant mesh and synchromesh gear box.
 5 Servicing of universal joints, slip joint and propeller shaft.
 6 Servicing of differential, adjustment of crown and pinion backlash.
 7 Checking and adjustment of steering geometry, camber, caster, Toe-in, Toe-out, kingpin inclination.
Research and Development Centre for Bicycle and Sewing Machine (Polytechnic College wing) came into existence in year 2001. The Polytechnic College is a Technical Education Wing of Research and Development for Bicycle and Sewing Machine Ludhiana. The R&D Centre was established in 1983 by Punjab Government with the assistance of UNDP/UNIDO.
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