In the circuit shown in the figure the switch has been closed for a long time so that the capacitor is fully charged. At t=0 the switch is opened. Write an expression for the charge on the capacitor as a function of time. S 12.0 kn 10.0µF 9.00 V R=15.0 kn 3.00 kN Select one: O a. Q = 12µC(1-e/0.15) O b. Q= 90µCe t/0.15 O c. Q= 10µCe t/0.15 O d. Q = 50µCe/0.18 O e. Q= 90µCe-t/0.03 O f. Q= 15µC(1 - e 4/0.18) Q = 90µC(1 - e /0.15) O h. Q= 10µC(1 – e 0.03)

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Chapter26: Capacitance And Dielectrics
Section: Chapter Questions
Problem 26.24P: Consider the circuit shown in Figure P26.24, where C1, = 6.00 F, C2 = 3.00 F. and V = 20.0 V....
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In the circuit shown in the figure the switch has been closed for a long time so that the capacitor is fully charged. At t-0 the switch is opened.
Write an expression for the charge on the capacitor as a function of time.
12.0 kN
10.0 µF
9.00 V
R = 15.0 kn
3.00 kN
Select one:
a. Q= 12µC(1-e/0.15)
b. Q= 90µCe t/0.15
c. Q= 10µCe t/0.15
d. Q= 50µCe t/0.18
e. Q= 90µCe t/0.03
%3D
f. Q= 15µC(1 -e /0.18)
g. Q= 90µC(1-e /0.15)
h. Q = 10µC(1 –-e /0.03)
Transcribed Image Text:In the circuit shown in the figure the switch has been closed for a long time so that the capacitor is fully charged. At t-0 the switch is opened. Write an expression for the charge on the capacitor as a function of time. 12.0 kN 10.0 µF 9.00 V R = 15.0 kn 3.00 kN Select one: a. Q= 12µC(1-e/0.15) b. Q= 90µCe t/0.15 c. Q= 10µCe t/0.15 d. Q= 50µCe t/0.18 e. Q= 90µCe t/0.03 %3D f. Q= 15µC(1 -e /0.18) g. Q= 90µC(1-e /0.15) h. Q = 10µC(1 –-e /0.03)
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