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Old 21st May 2010 | 16:43
  #21 (permalink)  
Pugilistic Animus
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Joined: Dec 2006
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From: The No Transgression Zone
simple derivation

P =F/A and F=mg,....the mass of the column of liquid is ρ*Volume and
Volume = Ah

so, F =mg =
ρAgh then pressure at the base of the column = F/A =ρAgh/A = ρgh


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