The current in a coil decreases from 1 A to 0.2 A. In 10 sec. Calculate the coefficient of self inductance. If induced emf is 0.4 volt .

Two circular coils are kept in vicinity of each other. The current in primary coil changes from 10 A to 6 A in 0.3 sec. Calculate the coefficient of mutual inductance of the pair of emf of 1V induced in secondary coil.

Current in a coil falls from 5 A to 0 A in 0.1 s, calculate the induced emf in a coil if its self inductance is 4H.

An emf of 2 V is induced in a coil when current in it is changed from 0 A to 10 A in 0-40 sec. Find the coefficient of self-inductance of the coil.

The current in a coil changes from 0 to 2 A in 0.05 sec. If the induced e.m.f is 80 V, the self inductance of the coil is

Current changes from 10A to 0A in 2 seconds in a coil of self inductance 2H. Find the induced emf in the coil.

The current in a coil changes from 0 to 20 A in 0.5S. If the induced emf is 80V, the self inductance of the coil is

The current in a coil decreases from 5 A to 0 in 0.1 sec. If the average e.m.f induced in the coil is 50 V, then the self inductance of the coil is

Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100 V. The self inductance of the coil is