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Electrical
Electrician Red Seal Certification
AC Theory & Power Systems
Knowledge Check
AC Theory & Power Systems
Knowledge Check
Knowledge Check
1 / 15
In a purely capacitive AC circuit, what is the phase relationship between current and voltage?
A
Current lags voltage by 90 degrees
B
Current leads voltage by 90 degrees
C
Current and voltage are in phase
D
Current leads voltage by 45 degrees
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