Automobile Engine MCQs

Question 1

In the multiplier power brake system, movement of the brake pedal

Accepted Answer

Actuates the valve to admit atmospheric pressure to one side of the diaphragm

Answer

Increases the hydraulic pressure which actuates the control valve

Answer

Actuates the valve in the bellows through linkage

Answer

None of these

Question 2

In the integral type of power brake, the diaphragm acts directly on the hydraulic piston in the

Accepted Answer

Master cylinder

Answer

Wheel cylinder

Answer

Multiplier unit

Answer

Single Unit

Question 3

Which of the following characteristic is enhanced by the honing of cylinder sleeves inner surface?

Accepted Answer

Lubrication performance

Answer

Cooling efficiency

Answer

Resistance to wear

Answer

None of these

Question 4

Due to weight transfer, the ratio of braking effect at the front and at the rem wheels should be

Accepted Answer

60% at front and 40 % at rear

Answer

50% at front and 50% at rear

Answer

40% at front and 60% at rear

Answer

None of the above

Question 5

The negative plate of a lead acid battery has

Accepted Answer

Pb

Answer

PbO2

Answer

PbSO4

Answer

H2SO4

Question 6

In a hydraulic power steering system, the power steering pump is driven by a

Accepted Answer

Belt driven by crankshaft

Answer

Belt driven by camshaft

Answer

Chain driven by crankshaft

Answer

Belt driven by drive-shaft

Question 7

Overdrive is provided in the transmission of a vehicle to

Accepted Answer

Improved fuel consumption

Answer

Reach higher road speeds

Answer

Achieve better acceleration

Answer

Carry more load

Question 8

The effect of having excess camber is

Accepted Answer

Uneven tyre wear

Answer

Excessive steering alignment torque

Answer

Hard steering

Answer

Too much traction

Question 9

The part of crankshaft to which connecting rod is connected is called

Accepted Answer

Crank pin

Answer

Big end

Answer

Crank web

Answer

Small end