Hysteresis Loss Objective Questions and Answers
6. The area of his hysteresis loss is a measure of
A. Permittivity
B. Permeance
C. Energy loss per cycle
D. Magnetic flux
✔ View Answer
C. Energy loss per cycle
✍ Your Comments
7. In order to minimise hysteresis loss, the magnetic material should have
A. High resistivity
B. Low hysteresis co-efficient
C. Large B - H loop area
D. High retentivity
✔ View Answer
✍ Your Comments
8. Hysteresis loss least depends on
A. Volume of material
B. Frequency
C. Steinmetz co-efficient of material
D. Ambient temperature
✔ View Answer
✍ Your Comments
9. The hysteresis loss is caused by
A. Structural non-homogeneity
B. Work required for the magnetising the material
C. Potential work function
D. None of the above
✔ View Answer
✍ Your Comments
10. According to Steinmetz hysteresis law, hysteresis loss in a material is proportional to
A. B 3.6
B. B 1.6
C. B 1.2
D. B 2.6
✔ View Answer
✍ Your Comments