In an a.c. circuit, the instantaneous values of e.m.f. \( \mathrm{P...

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In an a.c. circuit, the instantaneous values of e.m.f.
\( \mathrm{P} \) and current are \( E=200 \sin 314 t \) (volt) and

W \( i=\sin (314 t+\pi / 3) \) A. The average power consumed in watts is
(1) 100
(2) 200
(3) 50
(4) 25
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