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What Resistance Should Be Added in Series with a 3

Question 14

Multiple Choice

What resistance should be added in series with a 3.0-H inductor to complete an LR circuit with a time constant of 4.0 ms?

A) 0.75 k Ω
B) 12 Ω
C) 0.75 Ω
D) 2.5 Ω

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