Which of the following circuit element stores energy in the electromagnetic field ?

Related Mcqs:

A laminated iron core has reduced eddy-current losses because____________?

A. more wire can be used with less D.C. resistance in coil B. the laminations are insulated from each other C. the magnetic flux is concentrated in the air gap of the core D. the laminations are stacked vertfcally...

Which of the following circuit elements will oppose the change in circuit current ?

A. Capacitance B. Inductance C. Resistance D. All of the above...

The polarity of the induced voltage can be determined by using the left-hand generator rule

A. Yes B. No...

Inductors acts as a short circuit for_______________?

A. AC B. DC C. Both A and B D. none of these...

A coil of wire is arranged with its plane perpendicular to a uniform magnetic field o flux density B. when the radius of the coil increases from r1 to r2 in time Δt then what is the emf induced in the coil ?

A. ωB/r22-r12/Δt B. ωB(r2-r1)2/Δt C. ωB(r22-r12)/Δt D. ωB(r22+r12)/Δt...