2006-09-08 16:11:31 · 4 answers · asked by Great Man 1 in Science & Mathematics ➔ Physics
At high temperature about 800deg C.I think
2006-09-08 16:19:43 · answer #1 · answered by dwarf 3 · 0⤊ 0⤋
heat it to a very high temperature.
A magnet attracts metals and other magnets because of its specific arrangement of its constituent particles. If u heat it to a very high temperature the arrangement will be disturbed and the magnet will not remain a magnet then.
2006-09-08 23:22:09 · answer #2 · answered by behroz_ahmedali 2 · 0⤊ 0⤋
extreme high temperatures will cause it to lose it's magnetic properties.
Also extreme mechanical shock or vibration will cause it to lose it's magnetic properties
2006-09-11 06:21:04 · answer #3 · answered by JUAN FRAN$$$ 7 · 0⤊ 0⤋
run an electrical current through it
2006-09-08 23:13:40 · answer #4 · answered by Bizwald 1 · 0⤊ 0⤋