Question

An RLC series circuit has a 1.00 kΩ resistor, a 150 mH inductor, and a 25.0 nF capacitor.

a. Find the circuit's impedance (in Ohms) at 500 Hz.

b. Find the circuit's impedance (in ohms) at 7.50 kHz.

c. If the voltage source has Vrms = 408 V, what is Irms (in mA) at each frequency? mA at 500 Hz = ? mA at 7.5 Hz = ?

d. What is the resonant frequency (in kHz) of the circuit? e. What is Irms (in mA) at resonance?

Answer #1

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mA at 7.5 Hz = ?
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