The bottom of a laboratory vat has a hole in it to allow the liquid mercury to
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The bottom of a laboratory vat has a hole in it to allow the liquid mercury to pour out. The hole is sealed by a rubber stopper pushed in the hole and held by friction. What force tends to push the 0.75-in-diameter stopper out of the hole if the depth of the mercury is 28.0 in?
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F pA A 075 in 2 4 044...View the full answer
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