The coefficient of mutual induction between two coils is `4H`. If the current in the primary reduces from `5A` to zero in `10^(-3)` second, then the induced e.m.f. in the secondary coil will be

The mutual inductance between two coils is 1.25 henry. If the current in the primary changes at the rate of 80 ampere//second , then the induced e.m.f. in the secondary is

The mutual inductance of an induction coil is 5H . In the primary coil, the current reduces from 5 A to zero in 10^(-3)s . What is the induced emf in the secondary coil

The coefficient of mutual inductance of the two coils is 0.5 H . If the current is increased from 2 to 3 A ln 0.01 sec . In one of them, then the induced e.m.f. in the second coil is :

The coefficient of mutual inductance of the two coils is 0.5 H. if the current is increased form 2 to 3 A in 0.1 sec. in one of them, then find the induced e.m.f in the second coil in Volts.

The mutual inductance of a pair of a coil is 0.75 H. if the current in primary coil changes from 0.5 A to 0A in 0.01 s. the average induced emf in secondary coil is

If the current in the primary coil is reduced from 3A to zero in 10 second, then the induced e.m.f. in the secondary is 15xx10^(-3) volt. The mutual inductance of the coil will be

In a transformer , the coefficient of mutual inductance between the primary and the secondary coil is 0.2 henry. When the current changes by 5 ampere//second in the primary, the induced e.m.f. in the secondary will be

The inductance of a coil is 60muH . A current in this coil increase from 1.0 A to 1.5 A in 0.1 second. The magnitude of the induced e.m.f. is