Phrases with «permanent magnet»

A permanent magnet is a type of magnet that retains its magnetism over a long period of time without the need for an external power source. It can attract certain materials, like iron and steel, and create a magnetic field. Full definition

Sentences with «permanent magnet»

  • In the long run they could contribute to the development of permanent magnets with improved magnetic performance. (sciencedaily.com)
  • The two electric motors are the first in the world to use permanent magnets that require no heavy rare - earth metals. (hybridcars.com)
  • Good point, though in my case it is indeed permanent magnets - it's an old tractor without many of the modern features. (mechanics.stackexchange.com)
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