Alternating Current

Related Questions

• A sinusoidal ac current flows through a resistor of resistance R. If the peak current is${I_p}$, then the power dissipated is

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• Choke coil works on the principle of

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• In an ac circuit with voltage $V$ and current $I$, the power dissipated is

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• If instantaneous current is given by $i = 4\cos \,(\omega \,t + \varphi )$ amperes, then the r.m.s. value of current is

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• Voltage and current in an ac circuit are given by $V = 5\sin \,\left( {100\pi t - \frac{\pi }{6}} \right)$ and $I = 4\sin \,\left( {100\pi t + \frac{\pi }{6}} \right)$

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