Ignition System MCQs

Question 1

Which is the material used to make the rotor and a cap of the distributor?

Accepted Answer

Paper

Answer

Bakelite

Answer

Ceramic

Answer

Wood

Question 2

Which of the following is defined as the actual high voltage at which the spark occurs?

Accepted Answer

Breakdown voltage

Answer

Cut-in voltage

Answer

Saturated voltage

Answer

Cut-off voltage

Question 3

In Magneto Ignition system

Accepted Answer

All of the above

Answer

No battery is required

Answer

Engine starting is rather difficult

Answer

Used in high speed engines

Question 4

What is the gap in millimeters in the contact breaker?

Accepted Answer

0.35 - 0.45

Answer

0.5 - 0.7

Answer

0.7 - 0.9

Answer

1 - 1.5

Question 5

How many numbers of vacuum openings are provided in the carburetor in a complete vacuum control type?

Accepted Answer

2

Answer

4

Answer

16

Answer

8

Question 6

Which among the following increases with speed which in turn improves the rate of combustion?

Accepted Answer

Turbulence

Answer

Enthalpy

Answer

Vaccum

Answer

Entropy

Question 7

The lead acid battery is used in . . . . . . . . duty commercial vehicles.

Accepted Answer

Light

Answer

Heavy

Answer

Large

Answer

None of the mentioned

Question 8

Which of the following part vacuum is referred to as a ported vacuum in a vacuum advance type?

Accepted Answer

Carburetor

Answer

Crankcase

Answer

Engine deck

Answer

Radiator

Question 9

The hot plugs runs hotter than cold plugs because

Accepted Answer

They have long insulator and hence they have longer path of heat dissipation

Answer

They are located near radiator

Answer

They are not insulated

Answer

They have short insulator and hence they have shorter path of heat dissipation