Problem 2 See the circuit below. The initial voltage across a capacitor is vc (0+)= 9 V. Find an expression for the voltage across the capacitor vc (t) and the current ic (t). Sketch the waveforms of vc (t) and ic (t) to scale versus time. 12 V + t-0 x。 R = 7 kΩ www C=0.6 µF ic (1) + vc(t) I

Problem 2 See the circuit below. The initial voltage across a capacitor is vc (0+)= 9 V. Find an expression for the voltage across the capacitor vc (t) and the current ic (t). Sketch the waveforms of vc (t) and ic (t) to scale versus time. 12 V + t-0 x。 R = 7 kΩ www C=0.6 µF ic (1) + vc(t) I

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter19: Capacitors

Section: Chapter Questions

Problem 2PA: You are an electrician working in an industrial plant. You discover that the problem with a certain...

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Capacitor

The capacitor is an element used to store electrical energy in the electrical field. A capacitor is a form of passive energy.

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Problem 2
See the circuit below. The initial voltage across a capacitor is vc (0+)= 9 V. Find an expression
for the voltage across the capacitor vc (t) and the current ic (t). Sketch the waveforms of uc (t)
and ic (t) to scale versus time.
12 V
+1
t-0
10X₁
to
R = 7 KQ
www
C = 0.6 µF
ic(t)
HE
+
vc (t)
-
I

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