Alternating Current

Related Questions

• In an ac circuit, V and I are given by $V = 100 sin (100 t)$ volts, $I = 100\sin \,\left( {100t + \frac{\pi }{3}} \right)\,mA$. The power dissipated in circuit is

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• An alternating current of frequency $f$ is flowing in a circuit containing a resistance $R$ and a choke $L$ in series. The impedance of this circuit is

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• The peak value of 220 volts of ac mains is

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• The value of the current through an inductance of $1H$ and of negligible resistance, when connected through an ac source of $200$ V and $50$ Hz, is

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• 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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