In an ac circuit \( \mathrm{V} \) and \( \mathrm{I} \) are given by...

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In an ac circuit \( \mathrm{V} \) and \( \mathrm{I} \) are given by
\( V=100 V \sin 100 \pi t \) and \( I=100 \mathrm{~mA} \sin \left(100 \pi t+\frac{\pi}{2}\right) \).
The power dissipated in the circuit is
(1) \( 5000 \mathrm{~W} \)
(2) \( 5 \mathrm{~W} \)
(3) \( 2.5 \mathrm{~W} \)
(4) Zero
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