In the inductor of a 74-Hz AC series circuit,the peak voltage precedes the peak current in each cycle by what time interval? A) 14 × 10−³ s B) 3.4 × 10−³ s C) 6.8 × 10−³ s D) 27 × 10−³ s E) 54 × 10−³ s

Question

Quizplus · Accepted Answer

The phase difference between voltage and current in an inductor is 90 degrees, which corresponds to a time difference of (1/4) of the period. The period of a 74 Hz AC circuit is approximately 13.5 ms, so (1/4) of this period is about 3.4 ms.

In the Inductor of a 74-Hz AC Series Circuit,the Peak