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Colomb's Law Word Problem

  1. Feb 28, 2013 #1
    1. The problem statement, all variables and given/known data
    Examine the charge distribution shown.

    attachment.php?attachmentid=56193&stc=1&d=1362094909.png

    a) Find the net force on charge 1
    b) What is the net electric field acting on charge 1?



    2. Relevant equations



    3. The attempt at a solution
    1. The problem statement, all variables and given/known data



    2. Relevant equations

    F = (k)(Q1)(Q2)
    ____________
    d^2
    3. The attempt at a solution
    1. The problem statement, all variables and given/known data



    2. Relevant equations



    3. The attempt at a solution
     

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  3. Feb 28, 2013 #2

    tms

    User Avatar

    You have the equation for electrostatic force. Apply it to the given setup.
     
  4. Feb 28, 2013 #3
    F = (2)(+2 x 10^-5)(-3 x 10^-5)
    Is that right?
     
  5. Feb 28, 2013 #4

    tms

    User Avatar

    Some things are missing from that equation. Don't forget that force is a vector.
     
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