When voltage and current developed in an AC circuit reach their peak values at the same time, the power factor is _____.A.laggingB.leadingC.maximumD.minimum
When voltage and current developed in an AC circuit reach their peak values at the same time, the power factor is _____.
A、lagging
B、leading
C、maximum
D、minimum
发布时间:2026-01-29 07:30:51