Ignition System MCQs

Question 1

Electrolyte used in storage battery consists of . . . . . . . .

Accepted Answer

35% H2SO4 and 65% distilled water

Answer

25% H2SO4 and 75% distilled water

Answer

5% H2SO4 and 95% distilled water

Answer

45% H2SO4 and 55% distilled water

Question 2

The pressure, temperature and density of the mixture between the spark plug electrodes have a considerable influence on the . . . . . . . . required to produce a spark.

Accepted Answer

Voltage

Answer

Current

Answer

Mass

Answer

None of the mentioned

Question 3

The insulator of a spark plug is generally made up of

Accepted Answer

Aluminuim alloy

Answer

Bakelite

Answer

Asbestos

Answer

Copper

Question 4

In ignition coil, the ratio between the number of turns of primary and secondary windings is about

Accepted Answer

1 to 100

Answer

1 to 50

Answer

1 to 200

Answer

1 to 400

Question 5

What should be the minimum specific gravity after which the electrolyte should be charged?

Accepted Answer

1.225

Answer

1.335

Answer

2.334

Answer

1.123

Question 6

An ignition system should be heavy, effective and reliable in service.

Accepted Answer

False

Answer

True

Question 7

The capacity of an automotive engine condenser is approximately

Accepted Answer

0.2 microfarads

Answer

2 microfarads

Answer

20 microfarads

Answer

2 millifarads

Question 8

The period when the energy grows exponentially in the primary circuit is called

Accepted Answer

Make period

Answer

Break period

Answer

Storage period

Answer

Discharge period

Question 9

The duration of the ignition lag in an engine depends on the factors like

Accepted Answer

All the above

Answer

Chemical nature of fuel

Answer

Mixture ratio

Answer

Electrode gap