The impedance at the resonant frequency of a series RLC circuit with L = 20 mH, C = 0.02 F, and RW = 90 is-A-0 B-90 C-20 kD-40 k-B-90

Question

The impedance at the resonant frequency of a series RLC circuit with L = 20 mH, C = 0.02 F, and RW = 90  is-A-0 B-90 C-20 kD-40 k-B-90

APTITUDE CRACK · Accepted Answer

The correct option is  B 90  RLC series in Resonant frequency :Z = R. In Resonant position *(L=C).

RLC Circuits and Resonance