Two coils have a mutual inductance of 
. The current in the first coil changes according to equation 
. The maximum value of e.m.f. induced in the second coil is
A
volt
B
volt C
volt
D
volt
Text Solution
Verified by ExpertsThe correct answer is:
A
The emf induced in the second coil is 
where 
is the mutual inductance and 
is the rate of change of current in the first coil.
Given, 
… .(i)
From equation (i),
For maximum value of the induced emf,
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