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write a short note on ferrromagnetic materials...!
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Ferromagnetic materials are those materials which exhibit a spontaneous net magnetization at the atomic level, even in the absence of an external magnetic field.
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Answered by
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.
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