R. of b, At time t = 0 s, a switch S is thrown from position a to b. The battery voltage Vo is 12.0 and the capacitance C = 3.00 µF. The charge is decrease to 0.45 of its initial value in 60 Determine : a) the time constant. [7.5x10-5 s] b) the value of Q, the charge on the capacitor at t=0. c) the value of Q att= 100 us.

College Physics
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Author:Paul Peter Urone, Roger Hinrichs
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Chapter21: Circuits And Dc Instruments
Section: Chapter Questions
Problem 68PE: A 500- resistor, an uncharged 1.50-F capacitor and a 6.16-V emf are connected in series, (a) What is...
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11. In the RC circuit shown in figure below, the battery has fully charged the capacitor.
a
S.
R
b.
At time t = 0 s, a switch S is thrown from position a to b. The battery voltage Vo is 12.0 V
and the capacitance C = 3.00 µF. The charge is decrease to 0.45 of its initial value in 60 µs.
Determine :
a) the time constant. [7.5×10s s]
b) the value of Q, the charge on the capacitor at t = 0.
c) the value of Q at t = 100 µs.
Transcribed Image Text:11. In the RC circuit shown in figure below, the battery has fully charged the capacitor. a S. R b. At time t = 0 s, a switch S is thrown from position a to b. The battery voltage Vo is 12.0 V and the capacitance C = 3.00 µF. The charge is decrease to 0.45 of its initial value in 60 µs. Determine : a) the time constant. [7.5×10s s] b) the value of Q, the charge on the capacitor at t = 0. c) the value of Q at t = 100 µs.
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