1.

In a series R-L-C circuit supplied by a source of 125 V at a resonant frequency of 220 Hz, the magnitudes of the voltages across the capacitor and the inductor are found to be 4150 V. If the resistance of the circuit is 1 Ω, then the selectivity of the circuit is

A. 33.20
B. 3.32
C. 0.0301
D. 0.301
Answer» B. 3.32


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