Power factor of the circuit is –

In the given LR circuit the source has angular frequency omega The power factore of the circuit is .

A circuit draws a power of 550 watt from a source of 220 volt, 50 Hz . The power factor of the circuit is 0.8 and the current lags in phase behind the potential difference. To make the power factor of the circuit as 1.0, The capacitance should be connected in series with it is

A circuit draws a power of 550 watt from a source of 220 volt, 50 Hz . The power factor of the circuit is 0.8 and the current lags in phase behind the potential difference. To make the power factor of the circuit as 1.0, The capacitance should be connected in series with it is

Power factor of the circuit shown here is

Show in the figure, two electric circuits A and B. Calculate the ratio of power factor of the circuit B to the power factor of the circuit A.

The power factor of the circuit shown in the figure is

The power factor of the circuit as shown in figure is