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RL Circuit Analysis

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In the following circuit (see attachment), assume that the switch has been open for a long time, and that it closes at time = 0 seconds. The switch remains closed thereafter. How do I solve for Vx(t) and Ix(t) as shown?

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Solution Summary

This solution contains annotated diagrams of the equivalent circuit with the switch close and open, it also contains step-by-step calculations to determine Vx(t) and Ix(t).

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