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Transcribed Image Text:A capacitor of capacitance C = 9 µF has been charged so that the potential difference
between its plates is Vo = 240 V. The capacitor is then connected to a resistor of resistance R = 13 kQ. The
switch S is closed, and the capacitor begins to discharge.
Randomized Variables
C = 9 μF
Vo = 240 V
R = 13 kQ
Part (a) Calculate the time constant 7 of the circuit in seconds.
Part (b) Calculate the charge Qo on the capacitor before the switch is closed, in coulombs.
Part (c) Calculate the current lo immediately after the switch is closed, in
amperes.
Io =
R
m
Q
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