Automobile Engineering in ME
The heat transfer from coolant to air in the radiator of an automobile engine takes place by

Convection and radiation
Conduction, convection and radiation
Radiation only
Convention only

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Automobile Engineering in ME
The function of positive crankcase ventilation (PCV) system is that it

Promotes combustion by creating a swirling movement in the air-fuel mixture
Mixes fuel with air
Feeds blow by gases to the exhaust manifold
Returns blow by gases from the crankcase to the intake system

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Automobile Engineering in ME
The sequence in which the force is transmitted through a brake system when the brake pedal is depressed is

Brake pedal, master cylinder, vacuum servo mechanism, brake lines, brake pads
Brake pedal, master cylinder, brake lines, vacuum servo mechanism, brake pads
Brake pedal, brake lines, vacuum servo mechanism, master cylinder, brake pads
Brake pedal, vacuum servo mechanism, master cylinder, brake lines, brake pads

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