Primary and Secondary Cells NDA Questions

NDA Physics

Primary and Secondary Cells MCQ Questions


1.
What is a primary cell?
A.
A cell that is rechargeable
B.
A cell that is non-rechargeable
C.
A cell that has infinite life
D.
A cell that uses liquid electrolyte
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ANSWER :
B. A cell that is non-rechargeable
2.
Which of the following is a primary cell?
A.
Zinc-carbon cell
B.
Lithium-ion cell
C.
Nickel-metal hydride cell
D.
Lead-acid battery
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ANSWER :
A. Zinc-carbon cell
3.
The terminal voltage of a primary cell decreases over time due to
A.
Recharging
B.
Overuse
C.
Temperature changes
D.
Chemical depletion
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ANSWER :
D. Chemical depletion
4.
Primary cells are commonly used in
A.
Remote controls
B.
Electric cars
C.
Laptops
D.
Solar panels
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ANSWER :
A. Remote controls
5.
Which chemical reaction occurs in a primary cell?
A.
Reversible
B.
Irreversible
C.
Cyclical
D.
Alternating
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ANSWER :
B. Irreversible
6.
What is the primary advantage of a primary cell?
A.
Low cost
B.
High capacity
C.
Rechargeability
D.
Long life
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ANSWER :
A. Low cost