In a tuned radio receiver

PHYSICS · Single correct · CBSE · Physics · Alternating Current · Alternating Current

Problem

In a tuned radio receiver, clear reception of a desired station occurs when the series LC circuit satisfies which condition? (a)

\displaystyle \omega = \frac{1}{LC}

(b) the impedance of the circuit is maximum (c) inductive reactance equals capacitive reactance,

X_L = X_C

(d) the current lags the source voltage by

90^{\circ}