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Three forces - in equilibrium or not?

  1. May 16, 2013 #1
    Three forces -- in equilibrium or not?

    Hi. I am new to physic and need some help on this question asap. Did I get it right or is it wrong? Correct me if I am wrong. Thank you.

    332qd0k.jpg
     
  2. jcsd
  3. May 16, 2013 #2
    Looks good.
     
  4. May 16, 2013 #3

    CWatters

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    You are correct. It's not in equilibrium left to right but your working should really include the equation that proves it. eg...

    33Cos(30) - 20Cos(22) <> 0
     
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