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![[Post New]](/templates/default/images/icon_minipost_new.gif) 5 Apr 2008 14:34:52 IST
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Why is Fe3O4 ferrimagnetic at room temperature & beomes paramagnetic at 850K ?
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lov thyself ,world'll luv u. |
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because it exceeds its curie temperature
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![[Post New]](/templates/default/images/icon_minipost_new.gif) 5 Apr 2008 15:32:41 IST
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as it exceeds curie temp...domain alignment changes hence it becomes more paramagnetic
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