Physics-AC Voltage

NEET Physics AC Voltage MCQ Question

Type: MCQ-fact-Hard-Class 12

In an AC circuit, what property is used to define the AC ampere in relation to Joule heating?

A

It produces the same average heating effect as DC current.

B

It always flows in one direction.

C

It has a constant value regardless of frequency.

D

It is independent of the resistance in the circuit.

Correct Answer

Option A

Detailed Explanation

The AC ampere is defined in terms of Joule heating, meaning it produces the same average heating effect as one ampere of DC current under the same conditions.

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