Target Exam

CUET

Subject

Physics

Chapter

Alternating Current

Question:

For an ac source rated at 220 V, 50 Hz, which of the following statements is correct?

Options:

The peak value over a period of (1/50) s is 220 V.

The average value over a period of (1/50) s is 220 V.

The average value over a period of (1/50) s is 0 V.

The average value over a period of (1/50) s is $220\sqrt{2} V$.

Correct Answer:

The average value over a period of (1/50) s is 0 V.

Explanation:

The correct answer is Option (3) → The average value over a period of (1/50) s is 0 V.