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Unformatted text preview: e. Write an expression for H(s).
-5 12 34 5 67 89 3.1 10 2. (45 points) t=0 + Ig R
L C I g = 1A v(t) R = 4Ω – R L = 0.1 mH
C = 1 µF The current source is a dc current source. After being open for a long time, the
switch is closed at t = 0.
a. Write a numerical time-domain expression for v(t).
b. From the Laplace transform of v(t), find the numerical values of v(t) for t = 0+ and
t → ∞. 3. (30 points)
ig (t) R - L
C αv x (t)
b ig (t) = u(t)A Construct an s-domain Thevenin's equivalent to the circuit at the terminals a-b.
There is no initial energy stored in the circuit. 3.2...
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- Fall '08