Automobile Engine MCQs

Question 1

In the crank case method of scaversing the air pressure is produced by

Accepted Answer

Movement of piston

Answer

Centrifugal pump

Answer

National aspirator

Answer

None of these

Question 2

The primary winding of ignition coil consists of

Accepted Answer

A few turns of thick wire

Answer

A few turns of thin wire

Answer

Many turns of thin wire

Answer

Many turns of thick wire

Question 3

The coefficient of friction for the clutch facing is approximately

Accepted Answer

0.4

Answer

0.1

Answer

0.8

Answer

1.2

Question 4

To increase output voltage, battery cells are connectd in

Accepted Answer

Series

Answer

Parallel

Answer

Series parallel

Answer

None of the above

Question 5

In a two stroke engine, the working cycle is complete in the number of revolution of the crank shaft equal to

Accepted Answer

One

Answer

Two

Answer

Three

Answer

Four

Question 6

An automatic transmission works on the principle of

Accepted Answer

Makes changes depending on throttle position in conjunction with road speed governor

Answer

Centrifugal device making up changes proportional to road speed

Answer

Centrifugal device connected to crankshaft making up changes prop to engine speed

Answer

Makes gear changes at equal intervals or set road speeds

Question 7

The 'dwell' is

Accepted Answer

The time for which the points remain closed

Answer

The distance between the cam lobes

Answer

The angle at which the heal contacts the cam

Answer

None of the ab0ve

Question 8

Choke valve is used in carburettor

Accepted Answer

To supply rich air fuel mixture

Answer

To supply chemically correct air fuel mixture

Answer

To supply lean air fuel mixture

Answer

To supply oil and fuel mixture

Question 9

Automotive starting motors

Accepted Answer

Both A and B above

Answer

Series wound

Answer

Series shunt wound

Answer

Shunt wound