Target Exam

CUET

Subject

Physics

Chapter

Alternating Current

Question:

The average power dissipation in a pure capacitor in AC circuit is

Options:

$\frac{1}{2}CV^2$

$CV^2$

$2CV^2$

zero

Correct Answer:

zero

Explanation:

$\text{In Pure Capacitive circuit Power Factor }cos\phi = 0$

$ \text{Average Power } P_{av} = V_{rms}I_{rms}cos\phi = 0$