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In an ac circuit, with voltage $V$ and current $I$ the power dissipated is |
$VI$ $\frac{1}{2}VI$ $\frac{1}{\sqrt{2}}VI$ depends on the phase angle between $V$ and $I$. |
depends on the phase angle between $V$ and $I$. |
$\text{Power dissipated in an A.C circuit is } P = V_{rms}I_{rms} cos\phi$ $\text{ Power dissipated depends on power factor}$ |
