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Homework Help: To calculate device force

  1. Jun 24, 2012 #1
    http://www.pkkings.com/papa/TMA01_Page_2.jpg
    http://www.pkkings.com/papa/TMA01_Page_3a.jpg
    http://www.pkkings.com/papa/TMA01_Page_3.jpg
    1. The problem statement, all variables and given/known data



    2. Relevant equations



    3. The attempt at a solution
     
  2. jcsd
  3. Jun 24, 2012 #2
    Can you start? What physics principles do you think might apply in this case?
     
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