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Homework Help: Magnetic Fields

  1. Nov 8, 2004 #1
    1 short question: how can a magnetic field be produced?
  2. jcsd
  3. Nov 8, 2004 #2


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    1 short answer: A magnetic field can be produced by either an electrical current or a time varying electric field.
  4. Nov 8, 2004 #3

    thanks..a..lot! :smile:
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