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How to make a bar magnet from wire

  1. Jan 23, 2011 #1
    a barmagnet seems to be a densly winded solenoid just with the exception that the field of the solenoid is allmost zero outside and also at its ends but strong in the inside witch doesnt agree with barmagnets
     
  2. jcsd
  3. Jan 25, 2011 #2
    How doesn't it agree with bar magnets?
     
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