The power factor of an AC circuit is 0.5. what is the phase difference between voltage and current?
a) 30°
b) 50°
c) 60°
d) 90°

Find the phase difference between voltage and current in L-C circuit.

The phase difference between voltage and current in series L-C circuit is

In series LCR circuit, the phase angle between supply voltage and current is

Phase difference between voltage and current in a capacitor in an ac circuit is

A lamp consumes only 50% of peak power in an a.c. circuit. What is the phase difference between the applied voltage and the circuit current

In series LCR circuit, the phase difference between voltage across L and voltage across C is

(a) Deriver and expression for the average power consumed in a series LCR circuit connected to a.c., source in which the phase different between the voltage and the current in the circuit is phi . (b) Define the quality factor in an a.c. circuit. Why should the quality factor have high value in receiving circuits ? Name the factors on which it depends.

In a series LCR circuit, the phase difference between the voltage and the current is 45^(@) . Then the power factor will be

For wattless power is an AC circuit, the phase angle between the current and voltagge is