Automobile Engineering MCQs

Question 1

The advantage of a tubeless tyre over tube type tyre is

Accepted Answer

All of these

Answer

Slow air leakage

Answer

Better fuel efficiency

Answer

Less chances of running flat

Question 2

With the increase of battery temperature, the specific gravity of electrolyte

Accepted Answer

Decreases

Answer

Increases

Answer

Remains the same

Answer

None of these

Question 3

In a Diesel engine, the fuel is ignited by

Accepted Answer

The heat of compression

Answer

An electric spark

Answer

The hot exhaust

Answer

None of these

Question 4

The temperature at which tyre inflation pressure should be checked is

Accepted Answer

Ambient temperature

Answer

20°C

Answer

25°C

Answer

35°C

Question 5

In vehicles with tilt steering, the steering column is pivoted in

Accepted Answer

Lower bracket

Answer

Upper bracket

Answer

Tilt bracket

Answer

Steering yoke joint

Question 6

The octane number of compressed natural gas (CNG) is

Accepted Answer

120

Answer

90

Answer

100

Answer

110

Question 7

The advantage of the fuel injection system over the carburettor system is

Accepted Answer

All of these

Answer

Improved fuel efficiency

Answer

Improved emission

Answer

Improved power output

Question 8

The main feature of Macpherson strut suspension is that

Accepted Answer

Non vertical external forces are supported by the suspension arms

Answer

The vertical size of the suspension can be made more compact

Answer

The unsprung mass in lighter

Answer

The assembly is slightly more complicated in design

Question 9

An oil filter bypass valve opens when the

Accepted Answer

Oil filter becomes clogged

Answer

Engine is cold

Answer

Engine overheats

Answer

Engine runs at high speed