Automobile Engineering

Basic Concepts and Clutches : Vehicle specifications, Classification, Layout, Applications, Purpose of clutch, Classification, Single plate clutch, Multiple plate clutch, Centrifugal clutch, Cone clutch, Diaphragm spring clutch, Vacuum operated clutch, Clutch plate, Lining material. Gearbox : Function, Various types of resistances, Tractive effort, Performance curves, Power required for acceleration and gradiability, Selection of gear ratio, Sliding mesh gearbox, Constant mesh gearbox and synchromesh gearbox, Epicyclic gearbox, Torque converter, Automatic transmission, Overdrive. Suspension Systems : Objective, Various types of springs, Shock absorbers, Sprung weight and unsprung weight, Conventional suspension system, Independent suspension systems, Air suspension, Hydra-gas suspension, Rubber suspension, Interconnected suspension, Self levelling suspension. Front Axle, Steering System : Purpose, Requirement, Wheel alignment and wheel balancing, Centre point steering, Cornering force, Slip angle, Scrub radius, Steering characteristic, Steering gearboxes, Power steering. Tyres - Functions, Construction, Types of tyres, Tubeless tyres. Propeller Shaft, Universal joint, Differential and Rear axle : Propeller shaft, Universal joints, Final drive, Different types of rear axle arrangements, Two speed rear axle, Single, Double and Triple reduction rear axles. Braking Systems and Automotive Electricals : Purpose, Classification, Mechanical, Hydraulic, Air brakes, Servo-braking systems, Anti-skid braking systems, Battery, Ignition system, Starting system, Charging system, Dashboard instruments, Preventive maintenance, Troubleshooting and diagnosis for all systems.