Automobile Engine MCQs

Question 1

Engine is a device, which converts

Accepted Answer

Heat energy into mechanical energy

Answer

Mechanical energy into heat energy

Answer

Mechanical energy into sound energy

Answer

None of the above

Question 2

Two-stroke engine is . . . . . . . . engine.

Accepted Answer

Air cooled

Answer

Water cooled

Answer

Oil cooled

Answer

None of these

Question 3

Engines are:

Accepted Answer

1 : 4 - 1 : 10

Answer

1 : 12 - 1 : 22

Answer

3 : 5 - 5 : 10

Answer

5: 12 - 5: 22

Question 4

Another name of diesel engine is

Accepted Answer

Constant volume combustion engine

Answer

High volume combustion engine

Answer

Low volume combustion engine

Answer

No volume combustion engine

Question 5

Engine valve open by

Accepted Answer

Cam shaft

Answer

Crank shaft

Answer

Roker shaft

Answer

Valve guide

Question 6

In compression stroke piston move

Accepted Answer

BDC to TDC

Answer

Upward

Answer

Downward

Answer

Left to right

Question 7

Free pedal play in car clutches is about

Accepted Answer

25 mm

Answer

15 mm

Answer

40 mm

Answer

60 mm

Question 8

The diesel engine, is identified by the presence of . . . . . . . .

Accepted Answer

Fuel injector

Answer

Air cleaner

Answer

Radiator

Answer

Starter

Question 9

Which of the following is the disadvantage of the cone clutch?

Accepted Answer

It becomes difficult to disengage the clutch when the cone angle is less than 20°

Answer

It is silent in operation

Answer

The normal farce on the contact surface is larger than the axial force

Answer

Same torque can be transmitted for the same size as the plate clutch