[ODE] objects in water

Anton Savin anton at targem.ru
Thu Jan 20 10:46:45 MST 2005

Hello Adam,

Tuesday, January 18, 2005, 3:33:40 PM, you wrote:

AM> There is another interesting effect that we were seeing in a simulation
AM> recently: if you push a box down underwater all the way to the flat
AM> bottom of a pool, it will suddenly lose all buoyant force because there
AM> is no more liquid between it and the pool's floor.  In fact the liquid
AM> above will act to press it in place.  I don't know if this is 
AM> experimentally repro-able in real life where it may be hard to get rid
AM> of *all* water below the box.

Yes, it's known effect. AFAIK some early submarines sunk this way when
they lay onto ground ;)

Anton Savin

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