it is lighter and have good heat dissipation characteristics
material cost is low
it does not require any cylinder liners
the piston is also made of aluminium alloy
✅ The correct answer is option A.
Automobile Engineering MCQs
The function of an alternator in an automobile is to
supply electric power
convert mechanical energy into electrical energy
continually recharge the battery
partly convert engine power into electric power
✅ The correct answer is option C.
The main function of intake manifold is that it
promotes the mixture of air and fuel
reduces intake noise
cools the intake air to a suitable temperature
distributes intake air equally to the cylinders
✅ The correct answer is option D.
The information provided by the oxygen (O2) sensor to the feedback control system is about the
air-fuel ratio
air temperature
air flow speed
exhaust gas volume
✅ The correct answer is option A.
If the level of tension in the belt is too high, it can result in a loss of power or in bending of the rotating shaft or crankshaft.
Correct
Incorrect
✅ The correct answer is option A.
The most commonly used power plant in automobiles is
gas turbine
I.C. engine
battery
none of these
✅ The correct answer is option B.
In a Diesel engine, the fuel is ignited by
an electric spark
the heat of compression
the hot exhaust
none of these
✅ The correct answer is option B.
The parking brake generally acts on
front wheels
rear wheels
front and rear wheels
propeller shaft
✅ The correct answer is option B.
During braking, the brake shoe is moved outward to force the lining against the
wheel piston or cylinder
anchor pin
brake drum
wheel rim or axle
✅ The correct answer is option C.
Vulcanizing means
heating rubber under pressure
spraying with special paint
melting rubber while stirring it
none of these
✅ The correct answer is option A.