An LC circuit like the one in the figure below contains an 60.0 mH inductor and a 25.0 µF capacitor that initially carries a 185 µC charge. The switch is open for t < 0 and is then thrown closed at t = 0. L Qmax (a) Find the frequency (in hertz) of the resulting oscillations. |129.95 Hz (b) At t = 1.00 ms, find the charge on the capacitor. 184.98 Remember that your answer to part (a) is in hertz rather than radians/second. µC (c) At t = 1.00 ms, find the current in the circuit. |-2.15 If you know the charge on the capacitor as a function of time, how do you determine the current? mA (d) What If? What are the first three times (in ms), after t = 0, when the capacitor is fully charged again? 3.8 7.6 smallest value ms ms largest value 11.5 ms ell

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 like the one in the figure below contains an 60.0 mH inductor and a 25.0 µF capacitor that initially carries a 185 µC charge. The
switch is open fort < 0 and is then thrown closed at t = 0.
|Qmax
(a) Find the frequency (in hertz) of the resulting oscillations.
129.95
Hz
(b) At t = 1.00 ms, find the charge on the capacitor.
184.98
Remember that your answer to part (a) is in hertz rather than radians/second. µc
(c) At t = 1.00 ms, find the current in the circuit.
-2.15
If you know the charge on the capacitor as a function of time, how do you determine the current? mA
(d) What If? What are the first three times (in ms), after t = 0, when the capacitor is fully charged again?
smallest value
3.8
ms
7.6
ms
largest value
11.5
ms
ele
Transcribed Image Text:An LC circuit like the one in the figure below contains an 60.0 mH inductor and a 25.0 µF capacitor that initially carries a 185 µC charge. The switch is open fort < 0 and is then thrown closed at t = 0. |Qmax (a) Find the frequency (in hertz) of the resulting oscillations. 129.95 Hz (b) At t = 1.00 ms, find the charge on the capacitor. 184.98 Remember that your answer to part (a) is in hertz rather than radians/second. µc (c) At t = 1.00 ms, find the current in the circuit. -2.15 If you know the charge on the capacitor as a function of time, how do you determine the current? mA (d) What If? What are the first three times (in ms), after t = 0, when the capacitor is fully charged again? smallest value 3.8 ms 7.6 ms largest value 11.5 ms ele
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