Homework 19
ECE201: Linear Circuit Analysis
Due in class: Wednesday, October 12, 2011
1.
The configuration of an RC circuit is given below.
a.
Find the effective resistance seen by the capacitor.
b.
Determine the time constant
of the RC circuit.
c.
If
V
(
t
) = 10
u
(
t
) and
V
C
(0) = 0V, plot
V
C
(
t
) for 0 < t < 2
seconds.
d.
If
V
(
t
) = 10
u
(
t
) and
V
C
(0) = 4V, plot
V
C
(
t
) for 0 < t < 2
seconds.
e.
If
V
(
t
) = 10
u
(
t
) and
V
C
(0) = –2V, plot
i
C
(
t
) for 0 < t < 2
seconds.

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