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What is the difference between permanent and temporary magnet? |
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Answer» A\xa0permanent magnet\xa0is one that retains its magnetic properties for a long period of time. Examples are iron, nickel, cobalt and some rare earth alloys etc.\xa0Temporary magnets\xa0are those that simply act like\xa0permanent magnets\xa0when they are within a strong magnetic field. .\xa0Permanent magnets\xa0have their atoms aligned all the time.\xa0Temporary magnets\xa0have their atoms aligned only while under the influence of a strong external\xa0magnetic\xa0field. permanent permanent magnet are those which produce a comparitively weak force of attraction its tenth can\'t be changed the polity of this magnetic fields and cannot be changed example bar magnet.temporary magnet are those which produce a strong force of attraction its tenth can\'t be changed its quality is not fix and it can you change in by the change of direction of current in a coil example electromagnet |
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