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Question

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.

Category: Magnetism ICSE Class 9

April 3, 2024

Answer

This device is called an electromagnet.

Electromagnets are used in electrical devices such as electric bell, electric motor, relay, microphone, etc.

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