Question

An RLC series circuit has a 2.25 Ω resistor, a 85 μH inductor, and a 72.5...

An RLC series circuit has a 2.25 Ω resistor, a 85 μH inductor, and a 72.5 μF capacitor.

A) Find the circuit’s impedance, in ohms, at 135 Hz.

(b) Find the circuit’s impedance, in ohms, at 2.5 kHz.
(c) If the voltage source supplies an rms voltage of 5.58 V, what is the circuit’s rms current, in amperes, at a frequency of 135 Hz?
(d) If the voltage source supplies an rms voltage of 5.58 V, what is the circuit’s rms current, in amperes, at a frequency of 2.5 kHz?
(e) What is the resonant frequency, in kilohertz, of the circuit?
(f) What is the rms current, Irms, in amperes, at resonance?

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