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Momenergy problem

  1. Sep 13, 2011 #1
    1. The problem statement, all variables and given/known data

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    2. Relevant equations



    3. The attempt at a solution

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    I am not sure if I answer it correctly.
    Can anyone help me to check?
     

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    Last edited by a moderator: Sep 13, 2011
  2. jcsd
  3. Sep 13, 2011 #2
    Re: Momenergy

    E_k = Mv^2/2 = 2*5E6*42^2/2 = 8.8E9J = mc^2

    solve for little m which will be in kg so you must convert to milligrams.
     
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