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Quick question!

  1. Dec 14, 2014 #1
    Guys, when utilizing the electric field intensity formula ( Fe=qE), do we use the sign of the charge (q)? I think we do, but I remain confused!!!
  2. jcsd
  3. Dec 14, 2014 #2


    Staff: Mentor

    Yes. The force on a negative charge is in the opposite direction of the E field.
  4. Dec 14, 2014 #3
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