Electromagnets and their uses

  • Physics
  • Sek I
  • Sek II
Year of production: 2021
Duration: 5:23 minutes

A electromagnet is made up of a coil with an iron core around which a magnetic field is generated as soon as electricity flows. This film shows how electromagnets can be used, for example as relays for high voltage circuits, for doorbells, in magnetic resonance therapy, and in particle accelerators.

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