Automobile Engine MCQs

Question 1

The two quantities used for specifying an electrical wire are

Accepted Answer

The diameter and number of strands

Answer

The colour and length

Answer

The length and diameter

Answer

The colour and diameter

Question 2

The popular firing order of a four-stroke SI engine is

Accepted Answer

2-4-3-1

Answer

1-3-4-2

Answer

1-2-3-4

Answer

4-3-2-1

Question 3

The hand brake usually operates on

Accepted Answer

Rear wheels

Answer

Front wheels

Answer

Right wheels

Answer

Left whells

Question 4

While lapping a valve, the lapping compound is applied to its

Accepted Answer

Face

Answer

Stem

Answer

Guide

Answer

Tip

Question 5

Which is related to IC engine only?

Accepted Answer

Atomizer

Answer

Distributor

Answer

Spark plug

Answer

Carburettor

Question 6

Throttle valve is used in carburettor for

Accepted Answer

Controlling the air-petrol mixture admitted to engme

Answer

Controlling the air admitted to venturi

Answer

Controlling the air admitted and oil admitted to engine

Answer

Controlling the mixture of air and fuel in the mixing chamber

Question 7

In loop scavenging, the top of piston is

Accepted Answer

Contoured

Answer

Depressed

Answer

Slanted

Answer

Flat

Question 8

The volume remain at the top of the piston, when the piston is at TDC is called at . . . . . . . .

Accepted Answer

Both A and B

Answer

Unswept volume

Answer

Clearance volume

Answer

Swept volume

Question 9

Which one is a spark ignition engine?

Accepted Answer

Steam engine

Answer

Petrol engine

Answer

Diesel engine

Answer

None of these