Physics, asked by tehreemshahid43, 5 months ago

AC voltage source changes its polarity-------- in one period? Once/Twice/Thrice/None

Answers

Answered by rema011287
9

Answer:

Once

Explanation:

AC voltage is a sinusoidal signal. The magnitude of an AC signal changes continuously. One period of AC signal includes 360°. During one period of the signal, the AC voltage changes from positive (0° to 180°) to negative (180° to 360°) just once.

Answered by priyanshu785
0

Answer:

the answer is none as  it changes its polarity infinite times per cycle

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