A Series LR Circuit Includes a 9

question 68

Multiple Choice

A series LR circuit includes a 9.0 V battery, a resistance of 0.50 Ω, and an inductance of 0.80 H. When the switch is closed, how long does it take for the current to reach one half of its maximum value?

• A) 0.80 s
• B) 1.6 s
• C) 2.3 s
• D) 1.1 s
• E) 0.55 s

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