1.

In purely resistive, purely inductive (L) and purely capacitive circuits, voltage always is ______, _____ and _____ current respectively

A. In phase, leads, leads
B. In phase, leads by 90°, lags by 90°
C. In phase, leads by 450, legs by 90°
D. In phase, leads by 90°, lags by 450
Answer» C. In phase, leads by 450, legs by 90°


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