Question

What is an electromagnet ?

Answer 1

Electromagnet is a magnet which is made into a magnet by the passage of electricity.the magnetic field is produced by electric current. The electromagnet will loose it's magnetic power in the absence of supply of electricity.

Answer 2

electromagnet is the magnet where a magnetic field is produced by an electric current.When current passes through the coil it become magnetized, and when current stops, the coil become de-magnetized.