Alternating Current

Question: An alternating e.m.f. is applied to purely capacitive circuit. The phase relation between e.m.f. and current flowing in the circuit is

1) e.m.f. is ahead of current by $\pi / 2$

2) Current is ahead of e.m.f. by $\pi / 2$

3) Current lags behind e.m.f. by $\pi$

4) Current is ahead of e.m.f. by $\pi$

Solution:

Explanation: No Explanation

AC circuits

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