The magnetic flux through a spark coil of 1000 turn changes from 1.0 Wb to zero wb in `1/10sec. Determine the emf induced in the coil.

The magnetic flux linked with a coil changes from 12xx10^-3 Wb to 6xx10^-3 Wb in 0.01 second. Calculate the induced emf.

A current through a coil of self inductance 10 mH increases from 0 to 1 A in 0.1 s. What is the induced emf in the coil?

A magnetic flux associated with a coil changes by 5xx10^-2 Wb in 25 second. Find the emf induced 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 mutual inductance of a pair of coils is 0.75H. If the current in the primary coil changes from 0.5A to zero in 0.01s, find the average induced e.m.f. in the secondary.

The magnetic flux associated with the coil changes by 16xx10^-2 Wb in 10 seconds. Find the e.m.f. induced.

The magnetic flux associated with a coil changes by 32 xx 10^-2 Wb in 20 second. Find e.m.f induced in it.

A coil having an area 2m^2 is placed in a magnetic field which changes from 1wb//m^2 to 4wb//m^2 in an interval of 2 second. The e.m.f. induced in the coil will be

5 xx10^-4 magnetic flux lines are passing through a coil of 100 turns.if the e.m.f. induced through the coil is 5mV,the time interval will be

A rectangular coil (0.5 m xx 0.4m) has a resistance of 5Omega . The coil is placed in a uniform magnetic induction of 0.05 T perpendicular to the place of the coil. If the magnetic induction is uniformly reduced to zero in 5 xx 10^-3s , find the current induced in the coil