EEE :: RLC Circuits and Resonance

A 10 resistor, a 90 mH coil, and a 0.015 F capacitor are in series across an ac source. The impedance magnitude at 1,200 Hz below f_{r} is

In a series RLC circuit that is operating above the resonant frequency, the current

A 15 resistor, a 220 H coil, and a 60 pF capacitor are in series across an ac source. What is the bandwidth of the circuit?

A resistor of 3 k, a 0.05 F capacitor, and a 120 mH coil are in series across a 5 kHz, 20 V ac source. What is the impedance, expressed in polar form?

A 12 resistor, a 40 F capacitor, and an 8 mH coil are in series across an ac source. The resonant frequency is

The impedance at the resonant frequency of a series RLC circuit with L = 20 mH, C = 0.02 F, and R_{W} = 90 is

A 6.8 k resistor, a 7 mH coil, and a 0.02 F capacitor are in parallel across a 17 kHz ac source. The coil's internal resistance, R_{W}, is 30 . The equivalent parallel resistance, R_{p}(eq), is

Referring to Problem 20, what is the total parallel resistance (R_{p(tot)})?

A 200 resistor, a coil with 30 of reactance, and a capacitor of unknown reactance are in series across an ac source. The circuit is at resonance. Circuit impedance