Question
Physics Question on Magnetic properties of materials
For a permanent magnet, properties of material should be
A
high retentivity high coercivity
B
low retentivity law coercivity
C
high retentivity low coercivity
D
low retentivity high coercivity
Answer
high retentivity high coercivity
Explanation
Solution
The correct option is (A): high retentivity high coercivity.