Alternating Current

Related Questions

• The reactance of a coil when used in the domestic ac power supply (220 volts, 50 cycles per second) is 50 ohms. The inductance of the coil is nearly

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• In general in an alternating current circuit

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• If a current I given by ${I_0}\sin \,\left( {\omega \,t - \frac{\pi }{2}} \right)$ flows in an ac circuit across which an ac potential of $E = {E_0}\sin \omega \,t$ has been applied, then the power consumption P in the circuit will be

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• If resistance of $100 \Omega$ , inductance of $0.5$ henry and capacitance of $10 \times {10^{ - 6}}F$ are connected in series through 50 Hz ac supply, then impedance is

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• The phase angle between e.m.f. and current in LCR series ac circuit is

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