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प्रश्न
Name the material of an electromagnet?
उत्तर
Iron bar, insulated copper wire, battery.
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संबंधित प्रश्न
Write true or false for a given statement.
An electromagnet with soft iron core is a temporary magnet.
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An electromagnet is used to separate large mass of ______ scrap.
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An electromagnet is used in
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The purpose of armature in an electric bell is
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