MCQOPTIONS

Explore topic-wise MCQs in Automobile Engineering.

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

1.	Which of the following is the advantage of alkaline battery?
A.	High energy density
B.	Good discharge characteristics over a wide range of temperature
C.	The specific gravity of electrolyte remains the same
D.	Cheap raw materials are used
Answer» D. Cheap raw materials are used

2.	What is a maintenance-free battery?
A.	A battery having lead-antimony plate grid
B.	A battery having lead-calcium plate grid
C.	A battery does not contain acid
D.	A battery does not contain water
Answer» C. A battery does not contain acid

3.	What is the number of positive plates in a battery cell?
A.	One more than the negative plates
B.	Two less than the negative plates
C.	One less than the negative plates
D.	Two more than the negative plates
Answer» D. Two more than the negative plates

4.	What should a fully-charged 6 cell automotive battery indicate?
A.	12 V
B.	12.6 V
C.	The specific gravity of 1.29 at 32℃
D.	12.6 V and the specific gravity of 1.29 at 32℃
Answer» E.

5.	What is a twenty-hour rate of a battery?
A.	The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V
B.	Lasting power of a battery on a small load
C.	Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V
D.	Rate of current for 20 minutes with a minimum cell voltage of 1.5 V
Answer» C. Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V

6.	What is the cold rate of a battery?
A.	Lasting power of a battery on a small load
B.	Rate of current for 20 minutes with a minimum cell voltage of 1.5 V
C.	The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V
D.	Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V
Answer» D. Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V

7.	What is the reserve capacity of battery?
A.	Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V
B.	The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V
C.	Lasting power of a battery on a small load
D.	Rate of current for 20 minutes with a minimum cell voltage of 1.5 V
Answer» B. The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V

8.	What is the twenty-minute rating of battery?
A.	Rate of current for 20 minutes with a minimum cell voltage of 1.5 V
B.	Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V
C.	The current which the battery can supply continuously for 30 seconds with minimum cell voltage 1.2 V
D.	Lasting power of a battery on a small load
Answer» B. Time for which the battery can supply 25 A at 80℉ with minimum cell voltage 1.75 V

9.	What gets deposited on the plates of a discharged lead-acid battery?
A.	PbO2
B.	Pb2O4
C.	Pb
D.	PbSO4
Answer» E.

10.	What is the colour of a positive plate of a lead-acid battery?
A.	White
B.	Grey
C.	White
D.	Brown
Answer» E.