A permanent magnet______________?

Related Mcqs:

The magnetic reluctance of a material______________?

A. decreases with increasing cross sectional area of material B. increases with increasing cross-sec-tional area of material C. does not vary with increasing cross-sectional area of material D. any of the above...

Magnetic moment is a_____________?

A. pole strength B. universal constant C. scalar quantity D. vector quantity...

When a magnet is in motion relative to a coil the induced e.m.f. does not depend upon____________?

A. resistance of the coil B. motion of the magnet C. number of turns of the coil D. pole strength of the magnet...

Reciprocal of permeability is____________?

A. reluctivity B. susceptibility C. permittivity D. conductance...

Magnetising steel is normals difficult because____________?

A. it corrodes easily B. it has high permeability C. it has high specific gravity D. it has low permeability...