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
Related Questions on Magnetic Circuit Mcqs
A. high, high
B. low, high
C. high, low
D. low, low
A material for good magnetic memory should have____________?
A. low hysteresis loss
B. high permeability
C. low retentivity
D. high retentivity
The rate of rise of current through an inductive coil is maximum_____________?
A. at 63.2% of its maximum steady value
B. at the start of the current flow
C. after one time constant
D. near the final maximum value of current
Permanent magnets are normally made of_____________?
A. alnico alloys
B. aluminium
C. cast iron
D. wrought iron