AIEEE 2009 Solved Paper

Section: Physics

Question : 52 of 89

Marks: +1, -0

An inductor of inductance L=400‌mH and resistors of resistance R1=2Ω and R2=2Ω are connected to a battery of emf 12V as shown in the figure. The internal resistance of the battery is negligible. The switch S is closed at t=0. The potential drop across L as a function of time is :

[AIEEE 2009]

‌
12
t
e−3tV
6(1−e−t∕0.2)V
12e−5tV
6e−5tV

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