Q 12-07-019NEETJEE MainEasy
The average power consumed in a purely capacitive ac circuit is
Answer: (B) zero
Concept. $P = V_{\text{rms}}I_{\text{rms}}\cos\phi$.
Step 1. Pure capacitor. $\phi = 90°$, so $P = 0$ (energy is stored and returned each cycle).
Answer. Zero (Option B).
Solution by Sreeraj P, M.Sc Physics