The switches in the figure below have been closed (left switch) and open (right switch) for a long time. At t = 0 the switches change as indicated in the figure. a) Find the initial voltage drop across the capacitor. b) Find the initial energy stored by the capacitor. c) Find the time constant of this circuit for t > 0. d) Write the expression for the capacitor voltage v(t) for t ≥ 0.
The switches in the figure below have been closed (left switch) and open (right switch) for a long time. At t = 0 the switches change as indicated in the figure. a) Find the initial voltage drop across the capacitor. b) Find the initial energy stored by the capacitor. c) Find the time constant of this circuit for t > 0. d) Write the expression for the capacitor voltage v(t) for t ≥ 0.
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Question
The switches in the figure below have been closed (left switch) and open (right switch) for a long time. At
t = 0 the switches change as indicated in the figure. a) Find the initial voltage drop across the capacitor.
b) Find the initial energy stored by the capacitor. c) Find the time constant of this circuit for t > 0. d)
Write the expression for the capacitor voltage v(t) for t ≥ 0.

Transcribed Image Text:↑
15mA
to t=0
MXx_
+
Σ12kΩ U 300nF
12ΚΩ
Μ
12ΚΩ
m
ΑΝ
40kΩ
7
60ΚΩ
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