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Two masses on each end of a spring lying horizontally

  1. May 18, 2016 #1
    1. The problem statement, all variables and given/known data

    Screenshot_2016-05-18-19-42-04.png


    2. Relevant equations
    T= 2*pi*sqrt(m/k)
    U=1/2*k*x^2

    3. The attempt at a solution

    View attachment 100892 ,

    20160518_211700.jpg
     

    Attached Files:

    Last edited: May 18, 2016
  2. jcsd
  3. May 18, 2016 #2

    ehild

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    Would you please explain your scribble? please type in your answer and work.
     
  4. May 18, 2016 #3

    haruspex

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    James, by how much was the spring extended?
     
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