Current in circuit falls from`5.0A to 0.0 A`in 0.1 s.If an average emf of 200 V is induced , give an estimate of the self inductance of the circuit.

The current in one coil increases from 0 mA to 500 mA in 0.1 ms. The emf induced in the second coil is 500V. Calculate the mutual inductance between 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 the coil changes from 3A to 6 A in 3sec. If the induced e.m.f. in the coil is 60 V, then self inductance of the coil is

The current in a coil changes from zero to 5A in 0.2 seconds, due to which an induced emf of 20V is induced.Calculate the coefficient of self induction.

The current in one coil increasesfrom0 to 500 mA in 0.1 ms. The induced emf in the second coil is 500 V. Calculate the mutual inductance between the two coils.

The value of mutual inductance of two coils is B 10 mH. If the current in one of the coil changes from 5A to 1A in 0.2 s, calculate the value of emf induced in the other coil. Also calculate the value of induced charge passing through thecoil if its resistance is 5 ohm.

A current in one coil changes from 5 A to 3 A in 0.2 sec and the co-efficient of mutual inductance of second coil is 10 mH. The e.m.f. induced in the 2nd coil is

The current in the coil decreasesfrom10 Amp to 5 Amp in 0.1second. Calculate the co-efficient of self-inductance if induced e.m.f.is 5 V.

An A.C. circuit of maximum e.m.f. 100 volt and of frequency 50 Hz contains an inductance of 0.2 mH. What is the inductive reactance of the circuit? What is the maximum current in the circuit?

A coil has an inductance of 0.5H. Calculate:- its impedance if the resistance of the circuit is 50 Omega and