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A Question About Buoyancy Force (I Think My Teacher Is Wrong)

  1. Oct 14, 2011 #1
    wpBic.jpg

    How can they be equal at that point? And where is the force that the string applies.

    By the way Fk = Buoyancy Force
     
  2. jcsd
  3. Oct 14, 2011 #2

    ehild

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    It comes from the net torque with respect to the right end of the rod. It has to be zero in equilibrium.


    ehild
     
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