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Capacitor - Questions and Answers

Practice questions on Capacitor.

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1. One microfarad is equal to
A. 10-5 F
B. 10-3 F
C. 10-9 F
D. 10-6 F
Explanation:
2. Electrical charges can be stored in
A. transformers
B. capacitors
C. inductors
D. resistors
Explanation:
3. The capacitance of a parallel plate capacitor is
A. Aεr/d
B. Ad/ εo εr
C. A εo εr/d
D. d/ A εo εr
Explanation:
4. When the charging source is disconnected, the charges given to the plates of an ideal capacitor
A. increases
B. decreases
C. becomes zero
D. remains the same
Explanation:
5. Two capacitors of capacitance 10µF and 40µF when connected in series will yield an equivalent capacitance of
A. 50 µF
B. 25 µF
C. 8 µF
D. 30 µF
Explanation: