An inductor 
and a resistor 
are connected in series to a battery of 
EMF in a circuit shown below. The key 
has been kept closed for a long time. Then at 
is opened and key 
is closed simultaneously. At 
ms, the current in the circuit will be 
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Switch 
closed for long time current through inductor
When 
opened& 
is closed,
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