A cylinder of radius R and height H and density ρC is floating upright in water and a portion remains above the waterline. The density of water is ρ. What fraction of the cylinder is below the water line? Derive an expression for the difference between the pressure at the cylinder’s lower (submerged) surface and atmospheric pressure.
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Ответ:
So, we have to multiply 16*3.
16*3 is 48.
The race is 48 feet long.