What is the bandwidth of the resonant circuit if the resonant frequency is 1.42 MHz, the inductive reactance is 3.5 kΩ and the coil's resistance is 8 ohm?
A)3.25 kHz
B)1.42 MHz
C)32.5 kHz
D)2285 Hz

Question

Quizplus · Accepted Answer

The bandwidth (BW) of a resonant circuit is given by BW = R / (2πL), where R is the resistance and L is the inductance. The inductive reactance (XL) is given by XL = 2πfL. Solving for L gives L = XL / (2πf). Substituting the given values, BW = 8 / (2π * (3.5kΩ / (2π * 1.42MHz))) = 3.25 kHz.

What Is the Bandwidth of the Resonant Circuit If the Resonant