In an ac circuit when the supply voltage frequency is equal to the resonant frequency, the current?

By: |Published on: Jan 26|Categories: Physics WAEC| 0 comments

A. leads the supply voltage by 90º
B. lags behind the supply voltage by 90º
C. leads the supply voltage by 45º
D. is in phase with the supply voltage

Correct Answer: Option D

D. is in phase with the supply voltage

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