A 200 Q resistor is connected in series with a 4.00 µF capacitor and an ac source. The voltage across the resistor is given by Vr = (5.00 V) cos [(800 rad/s) t]. What is the reactive capacitance and the instantaneous voltage across the capacitor? %3D

A 200 Q resistor is connected in series with a 4.00 µF capacitor and an ac source. The voltage across the resistor is given by Vr = (5.00 V) cos [(800 rad/s) t]. What is the reactive capacitance and the instantaneous voltage across the capacitor? %3D

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 33PQ

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Question

A 200 Q resistor is connected in series with a 4.00 µF capacitor
and an ac source. The voltage across the resistor is given by vR = (5.00 V) cos [(800 rad/s) t].
What is the reactive capacitance and the instantaneous voltage across the capacitor?
А. 7.90х 105F
B. 7.50 x 10-ª F
С. 3.95 х 103F
D. 7.90 x 10³ F

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