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Capacitors - Technical MCQs

Q1:

How is ac current related to ac voltage in a purely capacitive circuit?

A AC current is 0.707 of the ac voltage.

B AC current lags ac voltage.

C AC current is 0.637 of the ac voltage.

D AC current leads ac voltage.

ANS:D - AC current leads ac voltage.

Current is 90 ° faster than voltage.