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What Is the Time Constant of an RL Circuit with a Resistance

Question 35

Multiple Choice

What is the time constant of an RL circuit with a resistance R = 25 $\Omega$ and an inductance L = 5.4 mH?

A) 7.4 s
B) 4.6 s
C) 0.14 s
D) 0.22 ms
E) 1.5 ms

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