Automobile Engineering MCQs

Question 1

The brake warning light warns the driver of

Accepted Answer

Failure of the primary or secondary circuit of hydraulic system

Answer

Water in the master cylinder

Answer

Air in the hydraulic system

Answer

Power brake failure

Question 2

In a single dry plate clutch, torsional vibrations are absorbed by

Accepted Answer

Coil springs known as torsional springs

Answer

Cushion springs

Answer

Central hub

Answer

Clutch pedal

Question 3

The rigid suspension is beneficial when

Accepted Answer

Large changes in load make it necessary to have a large suspension stroke

Answer

It is desired to reduce the unsprung mass

Answer

It is desired to have more flexibility in design

Answer

It is desired to improve tyre to ground contact characteristics

Question 4

The lubrication oil flow in an engine is in the order as

Accepted Answer

Oil strainer, oil pump, relief valve, oil filter, cylinder block, cylinder head and oil pan

Answer

Oil pump, oil strainer, relief valve, oil filter, cylinder block, cylinder head and oil pan

Answer

Oil strainer, oil filter, relief valve, oil pump, cylinder block, cylinder head and oil pan

Answer

Oil strainer, oil pump, relief valve, oil filter, cylinder head, cylinder block and oil pan

Question 5

The cetane rating of Diesel fuel is in the order of

Accepted Answer

45

Answer

25

Answer

70

Answer

90

Question 6

In a petrol engine, the high voltage for spark plug is in the order of

Accepted Answer

22 kilovolts

Answer

1000 volts

Answer

2000 volts

Answer

11 kilovolts

Question 7

The compression ratio for Diesel engines usually lies in the range of

Accepted Answer

15 - 25

Answer

6 - 10

Answer

10 - 15

Answer

25 - 40

Question 8

The boiling point of Diesel fuel is in the range of

Accepted Answer

180°C to 360°C

Answer

70°C to 100°C

Answer

100°C to 120°C

Answer

120°C to 180°C

Question 9

The caster is called positive when the top of the king pin is inclined to the

Accepted Answer

Rear of the vehicle

Answer

Front of the vehicle

Answer

Left of the vehicle

Answer

Right of the vehicle