A Series LR Circuit Includes a 9 $\Omega$ ,And an Inductance of 0

question 67

Multiple Choice

A series LR circuit includes a 9.0 V battery,a resistance of 0.50 $\Omega$ ,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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