In the RC circuit shown in below, the battery has fully charged the capacitor, so Q0 = C%. Then at t = 0 the switch is thrown from position a to b. The battery emf is 20.0 V, and the capacitance C = 1.02 microF. The current I is observed to decrease to 0.50 of its initial value in 40 micro seconds. (a) What is the value of Q, the charge on the capacitor, at t = 0? (b) What is the value of R? (c) What is Q at t = 60 ^ts? R 8= + 20.0 V F1.02 uF
In the RC circuit shown in below, the battery has fully charged the capacitor, so Q0 = C%. Then at t = 0 the switch is thrown from position a to b. The battery emf is 20.0 V, and the capacitance C = 1.02 microF. The current I is observed to decrease to 0.50 of its initial value in 40 micro seconds. (a) What is the value of Q, the charge on the capacitor, at t = 0? (b) What is the value of R? (c) What is Q at t = 60 ^ts? R 8= + 20.0 V F1.02 uF
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter20: Capacitance In Ac Circuits
Section: Chapter Questions
Problem 2PA: You are working in an industrial plant. You have been instructed to double the capacitance connected...
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![In the RC circuit shown in below, the battery has fully charged the capacitor, so Q0 =
C%. Then at t = 0 the switch is thrown from position a to b. The battery emf is 20.0 V, and
the capacitance C = 1.02 microF. The current I is observed to decrease to 0.50 of its initial
value in 40 micro seconds. (a) What is the value of Q, the charge on the capacitor, at t = 0?
(b) What is the value of R? (c) What is Q at t = 60 ^ts?
R
20.0 V
C=
F1.02 uF](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff52a733b-ad8a-400a-94ba-739e1d87c7b6%2F90d1483c-fae0-422a-a5f7-52731e82ade6%2Frx5t2m1x_processed.png&w=3840&q=75)
Transcribed Image Text:In the RC circuit shown in below, the battery has fully charged the capacitor, so Q0 =
C%. Then at t = 0 the switch is thrown from position a to b. The battery emf is 20.0 V, and
the capacitance C = 1.02 microF. The current I is observed to decrease to 0.50 of its initial
value in 40 micro seconds. (a) What is the value of Q, the charge on the capacitor, at t = 0?
(b) What is the value of R? (c) What is Q at t = 60 ^ts?
R
20.0 V
C=
F1.02 uF
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