ECE2260_PracticeEx3

e write an expression for hs ht 5 4 3 2 1 t 1 2 3 4

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Unformatted text preview: e. Write an expression for H(s). h(t) 5 4 3 2 1 t -1 -2 -3 -4 -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) a + vx (t) 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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