An iron bar magnet is heated to 0 1000 C and then cooled in a magnetic field free space. Will it retain magnetism?
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An iron bar magnet is heated to 0 1000 C and then cooled in a magnetic field free space. Will it retain magnetism?
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Curie temperature of iron is 0 770 C . When it is heated to a very high temperature magnetism of iron is lost and does not retain its magnetism further.
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