1) 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 Ω) at 515 Hz. b) Find the circuit's impedance (in Ω) at 7.50 kHz. c) If the voltage source has Vrms = 408 V, what is Irms (in mA) at each frequency?  mA (at 515 Hz) mA (at 7.50 kHz) d) What is the resonant frequency (in kHz) of the circuit? e) What is Irms (in mA) at resonance?   2) Find the current (in A) through a 0.440 H inductor connected to a 60.0 Hz, 570 V AC source.   b) What would the current be (in A) at 100 kHz?

College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter23: Electromagnetic Induction, Ac Circuits, And Electrical Technologies
Section: Chapter Questions
Problem 101PE: An RLC series circuit has a 2.50 (resistor, a 100 (H inductor, and an 80.0 (F capacitor. (a) Find...
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1) 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 Ω) at 515 Hz.
b) Find the circuit's impedance (in Ω) at 7.50 kHz.
c) If the voltage source has Vrms = 408 V, what is Irms (in mA) at each frequency?
 mA (at 515 Hz) mA (at 7.50 kHz)
d) What is the resonant frequency (in kHz) of the circuit?
e) What is Irms (in mA) at resonance?
 
2) Find the current (in A) through a 0.440 H inductor connected to a 60.0 Hz, 570 V AC source.
 
b) What would the current be (in A) at 100 kHz?
 
 
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