M.I.T. - Walter Lewin - Ferromagnetic Curie Point
Uploaded by: Fhran
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http://en.wikipedia.org/wiki/Curie_point
http://ocw.mit.edu/OcwWeb/Physics/8-02Electricity-and-MagnetismSpring2002/VideoLectures/ Lecture #21
Tags for this video: curie demagnetization ferromagnetic Institute lewin m.i.t Massachusetts mit point Technology walter
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Just Kidding, I was hungry alot ;)
Actually and MRI works because the atoms 'snap back' to their original position when the field collapses. and this return gives off energy that is converted to the image. I'm sure Iron in the body works the same way.