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Question

What are the seven types of magnets?


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Solution

Magnets

  1. Magnets are substances that produce a magnetic field.
  2. Magnets include substances that are permanently magnetic and those substances that are magnetic only in certain circumstances.
Magnet NameProperty
Neodymium iron boron (NdFeB)A type of permanent magnet made using neodymium, iron and boron
Samarium Cobalt (SmCo)A type of permanent magnet made from a type of cobalt
AlnicoA type of permanent magnet made using aluminum, nickel and cobalt
Ceramic or ferrite magnetsA type of permanent magnet made using ceramics.
Temporary magnetsThey are magnetized in the presence of an external magnetic field.
Electromagnets Made by running an electrical current through a coil with a metal core.
SuperconductorsMade of wire coils of special metal alloys without a metal core.

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