An AC voltage of \( V=220 \sqrt{2} \sin \left(2 \pi 50 t+\frac{\pi}...

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An AC voltage of \( V=220 \sqrt{2} \sin \left(2 \pi 50 t+\frac{\pi}{2}\right) \)
P
W is applied across a DC voltmeter, its reading will be:
(1) \( 220 \sqrt{2} \mathrm{~V} \)
(2) \( \sqrt{2} \mathrm{~V} \)
(3) \( 220 \mathrm{~V} \)
(4) Zero
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