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Homework Help: Electric Field Diagrams

  1. May 6, 2008 #1
    Can anyone help me interpret this electric field diagram? The center charge is -11 µC.

    Attached Files:

  2. jcsd
  3. May 7, 2008 #2
    what is the question?

    the center charge is negative, so field lines are pointing at it, which means the other two charges are positive.
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