Two coils are at fixed locations. When coil 1 has no current and the current in coil 2 increases at the rate of 
, the e.m.f. in coil 1 is 
; when coil 2 has no current and coil 1 has a current of 
, flux linkage in coil 2 is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Coefficient of mutual inductance 
is given by
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