Question
Physics Question on Electromagnetic induction
The soft-iron is a suitable material for making an electromagnet. This is because soft-iron has
A
Low coercivity and high retentivity
B
Low coercivity and low permeability
C
High permeability and low retentivity
D
High permeability and high retentivity
Answer
High permeability and low retentivity
Explanation
Solution
Electromagnet requires high permeability and low retentivity.