Laminated cores, in electrical machines, are used to reduce____________?

Related Mcqs:

Energy stored by a coil is doubled when its current is increased by percent___________?

A. 25 B. 50 C. 41.4 D. 100...

The property of a material which opposes the creation of magnetic flux in it is known as_____________?

A. reluctivity B. magnetomotive force C. permeance D. reluctance...

Reciprocal of reluctance is_______________?

A. reluctivity B. permeance C. permeability D. susceptibility...

The initial rate of rise of current through a coil of inductance 10 H when suddenly connected to a D.C. supply of 200 V is__________Vs

A. 50 B. 20 C. 0.05 D. 500...

If the area of hysteresis loop of a material is large, the hysteresis loss in this material will be____________?

A. zero B. small C. large D. none of the above...