17.Can we drop the magnet? give reason?
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Permanent magnets can lose their magnetism if they are dropped or banged on enough to bump their domains out of alignment. ... There are some metal forming operations that can align the material and make a magnet. Usually, stretching a piece of iron will do this. This can happen when the metal is cold-formed or bent.
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magnet called a permanent magnet?) magnet is cut in two?) Permanent magnets can lose their magnetism if they are dropped or banged on enough to bump their domains out of alignment. ... The reason that would be hard to bump a piece of iron and make it magnetic is because of the way vibrations propagate in the material.
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