Question

How can a magnetic field be produced without a magnet describe an ec?

Answer 1

To produce magnetic field without magnet .

Take iron nail,electric battery,conducting wire ,switch .

Connect one edge of wire to the battery widening the wire around iron nail connect other end of the wire to the one edge of the switch.take another wire and connect to the other terminal of the battery and then other edge connected to the other edge of the switch . when you switch on the switch the nail become temporary magnet which is also known as electromagnet

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