Two circuits have coefficient of mutual induction of `0.09` henry. Average e.m.f. induced in the secondary by a change of current from `0` to `20` ampere in `0.006` second in the primary will be

Two circuits have mutual inductance of 0.1 H . What average e.m.f. is induced in one circuit when the current in the other circuit changes from 0 to 20 A in 0.02 s

Two adjacent coils have a mutual inductance of 200 mH. Find the emf induced in the secondary when the current through the primary is increased from 0 to 10 ampere in 10 millisecond.

The average e.m.f. induced in a coil in which the current changes from 2 ampere to 4 ampere in 0.05 second is 8 volt. What is the self inductance of the coil?

A current 10 A in the primary of a transformer is reduced to zero at the uniform rate of 0.1 second. If the co-efficient of mutual inductance is 3H, what isthe e.m.f. induced in the secondary and change in the magnetic flux per turn in the secondary if it has 50 turns?

The average e.m.f. induced in a coil in which current changes from 0.2 ampere to 0.4 ampere in 0.1s is 1 volt, the self inductance of the coil is

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

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

If the coefficient of mutual induction of primary and secondary of an induction coil is 6 henry and a current of 5 ampere is cut off in 2xx10^-4 s, ind the induced e.m.f. in the secondary coil.