Alternating Current

Question: The power factor of an ac circuit having resistance ($R$) and inductance ($L$) connected in series and an angular velocity $\omega $ is

1) $R/\omega L$

2) $R/{({R^2} + {\omega ^2}{L^2})^{1/2}}$

3) $\omega L/R$

4) $R/{({R^2} - {\omega ^2}{L^2})^{1/2}}$

Solution:

Explanation: No Explanation

AC circuits

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