An *RLC* series circuit has a 1.00 k resistor, a 130 mH inductor, and a 25.0 nF capacitor.

(a) Find the circuit’s impedance at 490 Hz.

(b) Find the circuit’s impedance at 7.50 kHz.

(c) If the voltage source has *V*_{rms} = 408 V, what is *I*_{rms} at each frequency?

mA (at 490 Hz)

mA (at 7.50 kHz)

(d) What is the resonant frequency of the circuit?

kHz

(e) What is *I*_{rms} at resonance?

mA