b) If the capacitor is initially uncharged and the switch is closed at t=0 find the current through the circuit and the charge on the capacitor 2.5 seconds after the switch is closed. 20000 a 20 250AF c) Find the power dissipated in the resistor in the previous circuit at t=2.5 seconds (in pert b) d) Find the power supplied by the battery at this time.

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter29: Direct Current (dc) Circuits
Section: Chapter Questions
Problem 72PQ: A capacitor with initial charge Q0 is connected across a resistor R at time t = 0. The separation...
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b) If the capacitor is initially uncharged and the switch is closed at t=0
find the current through the circuit and the charge on the capacitor 2.5
seconds after the switch is closed.
20000 e
250AF
120
vults
c) Find the power dissipated in the resistor in the previous circuit at
t=2.5 seconds
(in pert b)
d) Find the power supplied by the battery at this time.
Transcribed Image Text:b) If the capacitor is initially uncharged and the switch is closed at t=0 find the current through the circuit and the charge on the capacitor 2.5 seconds after the switch is closed. 20000 e 250AF 120 vults c) Find the power dissipated in the resistor in the previous circuit at t=2.5 seconds (in pert b) d) Find the power supplied by the battery at this time.
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