An LC circuit consists of a 2.97 mH inductor and a 5.04 µF capacitor. a) Find its impedance at 57.9 Hz. (b) Find its impedance at 11.6 kHz. (c) Now a 39.6 Ω resistor is added in series with the inductor and capacitor. Find the impedance of this RLC circuit at 57.9 Hz and 11.6 kHz.

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter33: Inductors And Ac Circuits
Section: Chapter Questions
Problem 23PQ: In the LC circuit in Figure 33.11, the inductance is L = 19.8 mH and the capacitance is C = 19.6 mF....
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An LC circuit consists of a 2.97 mH inductor and a 5.04 µF capacitor.

a) Find its impedance at 57.9 Hz.
 

(b) Find its impedance at 11.6 kHz.
 

(c) Now a 39.6 Ω resistor is added in series with the inductor and capacitor. Find the impedance of this RLC circuit at 57.9 Hz and 11.6 kHz.

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