Alternating Current

Question: 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



1) $P = \frac{{{E_0}{I_0}}}{{\sqrt 2 }}$
2) $P = \sqrt 2 {E_0}{I_0}$
3) $P = \frac{{{E_0}{I_0}}}{2}$
4) $P = 0$
Solution: Explanation: No Explanation
Alternating Current Voltage Power

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