A) \[\frac{1}{2}C{{V}^{2}}\]
B) \[C{{V}^{2}}\]
C) \[\frac{1}{4}C{{V}^{2}}\]
D) Zero
Correct Answer: D
Solution :
Average power in ac circuits is given by \[P={{V}_{rms}}{{i}_{rms}}\cos \varphi \] For pure capacitive circuit \[\varphi ={{90}^{o}}\] so P = 0
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