Write two properties of a material suitable for making
(a) a permanent magnet , and (b) an electromagnet

Write two properties of a material suitable for making (a) a perment magnet,

Name one material which is suitable for making a permanent magnet?

Write two properties of a material which make it suitable for making electromagnets.

(i) Write two characteristics of a material used for making permanaent magnets. (ii) Why is core of an electromagnet made of ferromagnetic materials ?

Give two characteristics of a material used for making permanent magnets.

Which of following is suitable for making permanent magnet ?