Calculate the frequency at which the inductive reactance of 0.7 H inductor is `220 Omega`?

The generation of emf when the magnetic flux associated with a coil changes Is known as electromagnetic Induction:- Calculate the energy stored in an inductor of inductance 50 mH when a current of 2A is passing through It.

Fill in the blanks : If Omega is the angular frequency of a.c., then the reactance offered by inductance .L.and capaci tance .C. are respectively, [X_L = ……... and X_O = ……………….

The generation of emf when the magnetic flux asso ciated with a coil changes is known as electromagnetic induction. Calculate the energy stored in an inductor of in ductance 50mH when a current of 2 A is passing through it.

An inductor of inductance 2m H is a part of an ac circuit. Find the inductive reactance (a) at 50 Hz (b) at 5000 Hz