Science, asked by ambim2833gmailco, 3 months ago

what is electro magnet

Answers

Answered by smarty928
2

Answer:

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. Electromagnets usually consist of wire wound into a coil. A current through the wire creates a magnetic field which is concentrated in the hole, denoting the center of the coil.

Answered by Ayansiddiqui12
0

Explanation:

  • Steel retains some magnetism even when supply is switched off.
  • So it will not work for relays, switches etc.

  • An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. Electromagnets usually consist of wire wound into a coil. A current through the wire creates a magnetic field which is concentrated in the hole, denoting the center of the coil.

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