Electromagnet and not a bar magnet is used in an electric bell
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Explanation:
the hammer will get stick to gong for ever and sound would not produced repeatedly
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Electromagnet and not a bar magñet is used in an electric bell.
as electromagnet has the ability to lose the magnetism when supply of current is cutted off .
but a bar magnet has its own magnetism and can't be done by it like that it can't be used in a door bell or electric bell .
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