Explore topic-wise MCQs in Automotive Engine Auxiliary Systems.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Automotive Engine Auxiliary Systems knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following helps in the identification of the state of the battery?

A. Latent heat of vaporization
B. Entropy
C. Latent heat of the cooling
D. Specific gravity
Answer» E.
2.

Which among the following is not a factor affecting the charging of the battery?

A. State of charge
B. Gassing
C. Temperature
D. Discolouring of electrolyte
Answer» E.
3.

Which of the following has no effect on overheating?

A. Weak mixture
B. Defective cooling system
C. Loose-fitting
D. Engine speed
Answer» E.
4.

Which are the gasses that get precipitated in the form of bubbles when the battery is overcharged?

A. Hydrogen and helium
B. Nitrogen and hydrogen
C. Hydrogen and oxygen
D. Nitrogen and oxygen
Answer» D. Nitrogen and oxygen
5.

How many minutes can a battery of two-minute rate supply before the voltage dropping below 1.5volts?

A. 80
B. 60
C. 20
D. 40
Answer» D. 40
6.

How is the rate of charging if there are impurities in the electrolyte?

A. Same
B. Increase
C. Decrease
D. Remains the same and decreases as time goes
Answer» D. Remains the same and decreases as time goes
7.

Which of the following is the abbreviation of CCA?

A. Cold-cranking amperes
B. Crankcase accumulation
C. Crankcase alternator
D. Cold-cranking accumulation
Answer» B. Crankcase accumulation
8.

Which of the following is defined as the total capacity of the battery to keep the engine running if the charging system fails?

A. Twenty-hour rate
B. Twenty-minute rate
C. Reserve capacity
D. Cold rate
Answer» D. Cold rate
9.

What are the total hours taken by the battery to charge completely?

A. 5-7
B. 7-10
C. 12-20
D. 20-25
Answer» D. 20-25
10.

Which of the following is provided to charge the battery constantly?

A. Generator
B. Ignition coil
C. Fuse box
D. Ecu
Answer» B. Ignition coil