Question

A and B are two magnetic material. analys the property and answer
*A is easily magnetized compared to B

*ability to retain magnetism thus acquired is more for B than that for A

a) which of these is the most suitable material for making permanent magnet give reason?

b) write the names of substance used for making permanent magnet?​

Answer 1

giving of a part

Explanation:

current to a iron piece or by stroking to iron piece