A 0.1-mm-diameter dust particle whose density is 2.1 g/cm3
Chapter 11, Problem 67P(choose chapter or problem)
Problem 67P
A 0.1-mm-diameter dust particle whose density is 2.1 g/cm3 is observed to be suspended in the air at 1 atm and 25°C at a fixed point. Estimate the updraft velocity of air motion at that location. Assume Stokes law to be applicable. Is this a valid assumption?
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