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Consider the \(RL\) circuit shown below.

../../../../../_images/fig_OSUPv2p14_55.png

Question Text#

How long after switch \(\rm S\) is thrown does it take the current in the circuit to reach \(1/{{ params.fac }}\) of its maximum value? Express your answer in terms of the time constant \(\tau_L\) of the circuit.

Answer Section#

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pl-answer-panel#

\(t =\) \(\tau_L\).

Attribution#

Problem is from the OpenStax University Physics Volume 2 textbook, licensed under the CC-BY 4.0 license.
Image representing the Creative Commons 4.0 BY license.