In an a.c. circuit, voltage and current are given by: $V=100 \sin (100 t) V$ and $I=100 \sin \left(100 t+\frac{\pi}{3}\right) \mathrm{mA}$ respectively. The average power dissipated in one cycle is:

Question

In an a.c. circuit, voltage and current are given by:

$V=100 \sin (100 t) V$ and $I=100 \sin \left(100 t+\frac{\pi}{3}\right) \mathrm{mA}$ respectively.

The average power dissipated in one cycle is:

5 W

25 W

2.5 W

10 W

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