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5. What are non- magnetic substances? 6. State two ways of magnetising an iron piece?.7. How can magnetic properties of a magnet be destroyed? |
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Answer» substances which do not have the property to attract other substances towards it are called non MAGNETIC substances. EG. Silk6. i) By taking a piece of magnet and then constantly RUBBING it against it from one end to another end for about 15 minutes. ii) By keeping it near a magnet for many days.7. By RUSTING, by not STORING it in proper place I.e. magnetic keepers, by not handling it properly, when it falls down many times etc.Hope you understood! |
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