Q. The magnetising field required to be applied in opposite direction to reduce residual magnetism to zero is called
A) Coercivity
B) Retentivity
C) Hysteresis
D) None of these
Explanation
(a) This magnetising field is a measure of coercivity of the material.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.