In the circuit shown, the coil has inductance and resistance. When X is joined to Y, the time constant is τ during growth of current. When the steady state is reached, then heat is produced in the coil at a rate P. If X is now joined to Z, then choose the correct statement.
A
The total heat produced in the coil is Pτ.
B
The total heat produced in the coil is 
.
. C
The total heat produced in the coil is 
.
. D
The data given is not sufficient to reach a conclusion.
Text Solution
Verified by ExpertsThe correct answer is:
B
Power, 
, i.e. 
and 
Total heat produced, 
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