An 
circuit has a cell of e.m.f. 
, which is switched on at time 
. The current in the circuit after a long time will be
A
Zero
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
In case of growth of current in a L-R circuit, the current in the circuit grows exponentially with time 0 to the maximum value at, 
.
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