why artificial magnets are required
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Artificial magnets are required because natural magnets have odd and irregular shape and they are not magnetically very strong. Artificial magnets can be given desired shape and made very strong. ... Iron rod is magnetized when placed near a bar magnet by magnetic induction, while copper rod is not magnetized.
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Explanation:
Artificial magnets are required because natural magnets have odd and irregular shape and they are not magnetically very strong. Artificial magnets can be given desired shape and made very strong. ... Iron rod is magnetized when placed near a bar magnet by magnetic induction, while copper rod is not magnetized.
hope this may help you dear
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