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Circuit Analysis: Open Switch

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Refer to the following circuit. Assume that the switch has been open for a long time, and that it closes at time=0sec. The switch remains closed therafter. Solve for Vx(t) and ix(t) as shown on the circuit diagram.

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Since the curent source value is not specified, I will call it Ic.

Before the switch is closed at t = 0, since we have a steady-state D.C. ckt, the inductor is a short.

at t = o(-), Ix = ...

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