자석을 가열하였다가 식히게 되면 자력을 잃어버리게 된다던데 정말일까?

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Uploaded by on Feb 28, 2008

쇠로된 물건이라면 무엇이든 붙이는 자석, 가열한후 식히게 되면 과연 자력을 잃어버리게 될까?

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Howto & Style

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Standard YouTube License

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  • 새로운거 하나 알고가여...ㅋㅋ

  • 퀴리온도라고 해서 750~780도정도에서 자성을 잃습니다.

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