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Hollow Spherical Bobber

  1. Mar 26, 2009 #1
    1. The problem statement, all variables and given/known data

    http://wug.physics.uiuc.edu/cgi/courses/shell/per/phys101/ie.pl?11/bobber#waypoint)" [Broken]

    2. Relevant equations

    F=PbottomA-PtopA

    3. The attempt at a solution

    I'm not really sure where to start..I am still trying to understand fluids.
    It just doesn't feed well in my head and so I am trying to get help.
    Thanks for any help!
     
    Last edited by a moderator: May 4, 2017
  2. jcsd
  3. Mar 26, 2009 #2

    Delphi51

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    Homework Helper

    The upward buoyant force on a submerged object is equal to the mg for the mass of water it displaces.
     
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