A coil of insulated copper wire is wound around a piece of soft iron and current is passed in the coil from a battery. What name is given to the device so obtained ? Give one use of the device mentioned by you.

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Solution

The device formed is an electromagnet.
Use: For separating the magnetic substances such as iron from other debri

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A coil of insulated copper wire is wound around a piece of soft iron and current is passed in the coil from a battery. What name is given to the device so obtained ? Give one use of the device mentioned by you.

The device formed is an electromagnet. Use: For separating the magnetic substances such as iron from other debri

The device formed is an electromagnet.
Use: For separating the magnetic substances such as iron from other debri