1.

In a series ac circuit a voltage of 20 V at 25 Hz causes a current of 0.20 A, while the same voltage at 75 Hz causes a current of 0.12 A. The circuit consists of

A. R and C in parallel
B. R and C in series
C. R and L in series
D. either (a) or (b)
Answer» C. R and L in series


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