The capacitance of a conductor is varying from 2 microfarad to zero in 1 sec linearly if the voltage applied to it is 6 V the energy stored in 0.5 sec in the condenser is
A. 55.1 µ joules.
B. 18 µ joules.
C. 10 µ joules.
D. 20 µ joules.
Show Answer
Answer: B
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