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syhpui2
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Homework Statement
http://i.imgur.com/wjD8Y.png
In the circuit below, V = 6 volts, R = 10 ohms, L = 100 mH. The switch has been open for a long time. Then, at time t = 0, the switch is closed.
What is the time constant for the current through the inductor?
2L / R
Homework Equations
TAU=l/R
The Attempt at a Solution
I am not sure how do I find the equvialent resistance in this case.
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