Introduction: An automobile is a self propelled vehicle which is usedfor the transportation of passengers and goods upon the ground.Auto means automatically and mobile or motive means one whichcan move. Automobile engineering is a branch of mechanicalengineering and have practice to propel them. Car, bus, truck,jeep, tractor, scooter, motorcycle are examples of automobiles.
ENGINE: It is a machine which converts heat energy into mechanical
energy.
It should be understandable that the energy supplied to the engine
is of the chemical form like diesel or petrol or kerosene. This chemical
energy is converted into heat energy by the process of compression or
spark ignition inside the engine. The heat energy is then is converted into
mechanical energy.
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