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Homework Help: Round Table Supported by 3 Legs

  1. Sep 7, 2010 #1
    1. The problem statement, all variables and given/known data

    A 36-kg round table is supported by three legs placed equal distances apart on the edge. What minimum mass, placed in the middle between two supports on the table's edge, will cause the table to overturn?

    a) 12kg
    b) 24kg
    c) 36kg
    d) 48kg


    2. Relevant equations

    Not sure of any equations

    3. The attempt at a solution

    I attached a diagram I drew, but I don't know how to do any of the calculations
     

    Attached Files:

  2. jcsd
  3. Sep 7, 2010 #2

    Borek

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    Staff: Mentor

    I am not sure about math that will be best to solve the question, but first things first - do you know what condition must be fulfilled for the table to overturn?
     
  4. Sep 7, 2010 #3
    I don't know the conditions
     
  5. Sep 7, 2010 #4

    Borek

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    Staff: Mentor

    Something about center of mass and base...
     
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