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Need help: bouyant forces

  1. Sep 11, 2011 #1
    Hi Genius..

    I have no idea where to start..please help me out with this question.

    Please see the attached file, it has question and diagram..

    for part (a), i know what it menas by neutral buoyant:
    Neutral buoyancy is a condition in which a physical body's mass equals the mass it displaces in a surrounding medium. This offsets the force of gravity that would otherwise cause the object to . An object that has neutral buoyancy will neither sink nor rise.

    but from part (b), im not sure what formulars to use and do calculation..
    please help me out in details with explantions and some solutions

    Thank you
     

    Attached Files:

  2. jcsd
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