In the circuit below, the switch closes at time t=0. Assume that Vs = 20 V, R = 1,605 Q, and C = 3 pF. You are told that the voltage across the capacitor just before the switch closes is 5.4 V. Calculate the voltage across the capacitor at time t-3.04 ns. Vs +1 t=0 R www с

In the circuit below, the switch closes at time t=0. Assume that Vs = 20 V, R = 1,605 Q, and C = 3 pF. You are told that the voltage across the capacitor just before the switch closes is 5.4 V. Calculate the voltage across the capacitor at time t-3.04 ns. Vs +1 t=0 R www с

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter21: Resistive-capacitive Series Circuits

Section: Chapter Questions

Problem 6RQ: A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating...

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Question

In the circuit below, the switch closes at
time t=0. Assume that Vs = 20 V, R =
1,605 Q, and C = 3 pF. You are told that
the voltage across the capacitor just
before the switch closes is 5.4 V.
Calculate the voltage across the capacitor
at time t-3.04 ns.
Vs
+1
t=0
R
www
C

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Step 1: Determine voltage across capacitor at time t=3.14 ns:

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Step 2: Find voltage across capacitor at time t>0:

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Step 3: Find Voltage across capacitor at time t=3.04 ns:

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