Actaully, the buoyant force (浮力) is determined by the difference in density of the object...in equlibrium. To conclude, whatever the object sinks or floats, the buoyant force is equal to weight. Detailed mathematic calculation is not...
Although literally, "upthrust" means an "upward force" in general, the term is usually used in fluids. There is no difference in meaning between the two terms.
...diver is an object suspended in a chamber of water, which is buoyant enough to barely float at the top of the chamber. When the chamber is...
...www.engineeringtoolbox.com/air-altitude-pressure-d_462.html Q:Is there an air buoyant force acting on an object in air like the case immersed in a liquid...
...partially or completely immersed in a liquid, then it experiences an upward buoyant force浮力 which is equal to the weight of fluid displaced by the ...
...little sheep. Putting immortal efforts to me, I can grow with buoyant and delighted mood, and without onerous works and duties. ...
...from 1 to 2 millimetres in diameter, and are filled with large buoyant vacuoles. Some may contain symbiotic green algae, but there ...
...partially or completely immersed in aliquid, then it experiences an upward buoyant force which is equal tothe weight of the fluid displaced by the ...
...or less dense than dry air. At equivalent temperatures it is buoyant with respect to dry air. 2007-02-01 12:40:00 補充: http://en.wikipedia.org/wiki/...