LR Circuits: What Resistance Should Be Added in Series with a 3.0-H

question 39

Multiple Choice

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

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

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