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Homework Help: Newton's 3rd law

  1. May 20, 2009 #1
    1. The problem statement, all variables and given/known data

    The 120.8 kg block in FIGURE takes 5.87 s to reach the floor after being released from rest. What is the mass of the block on the left? (h=1.05 m.)


    2. Relevant equations

    Any ideas of how to do this problem?

    3. The attempt at a solution
     
  2. jcsd
  3. May 20, 2009 #2

    Pengwuino

    User Avatar
    Gold Member

    You need to give us way more information about this problem to receive any advice.
     
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