How can a magnetic material be demagnetized?
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By the following method:-
1) PROVIDING IT ALTERNATING SOURCE OF CURRENT
2)BY HAMMERING IT
3)BY DROPPING IT FROM A CERTAIN HEIGHT
1) PROVIDING IT ALTERNATING SOURCE OF CURRENT
2)BY HAMMERING IT
3)BY DROPPING IT FROM A CERTAIN HEIGHT
Answered by
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When a permanent magnet is magnetized, it's magnetic domains are aligned. This will cause the magnet to either have lost some or all of its magnetic field. Thermal demagnetization. The primary method for delibretely de-magnetizing magnets is by heating them.
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