Question

write a short note on ferrromagnetic materials...!​

Answer 1

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Ferromagnetism is the basic mechanism by which certain materials (such as iron) form permanent magnets, or are attracted to magnets. ... Only a few substances are ferromagnetic. The common ones are iron, cobalt, nickel and most of their alloys, and some compounds of rare earth metals.

Answer 2

Answer:

Ferromagnetism is the basic mechanism by which certain materials (such as iron) form permanent magnets, or are attracted to magnets. ... The common ones are iron, cobalt, nickel and most of their alloys, and some compounds of rare earth metals.