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Capacitor - Questions and Answers

Practice questions on Capacitor.

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16. If a negatively charged conductor is brought near a positively charged conductor , its potential
A. increases
B. decreases
C. remains the same
D. becomes zero
Explanation:
17. 1 pF is equal to
A. 10-6 F
B. 10-12 F
C. 10-3 F
D. 10-9 F
Explanation:
18. The capacitance of a capacitor when the distance between the two plates is doubled
A. reduce to zero
B. is doubled
C. remains the same
D. is halved
Explanation:
19. In parallel combination of capacitors
A. charges on the capacitors are same
B. potential difference across each capacitor is same
C. current on the capacitors is same
D. both charges end potentials are same
Explanation:
20. The potential difference between the plates of a 20µF capacitor with a charge of 0.01 coulomb is
A. 2  10-7 volts
B. 2  10-5 volts
C. 50 volts
D. 500 volts
Explanation:
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