Jprules14 Jprules14
  • 01-06-2016
  • Physics
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What causes resistance in an electrical current

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math2110 math2110
  • 01-06-2016
An electric current flows when electrons move through a conductor, such as a metal wire. The moving electrons can collide with the ions in the metal. This makes it more difficult for the current to flow, and causes resistance.
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