according to stoke's law, what is the condition for reynolds number ?

Question

to use stoke's law, we have to determine the reynolds numbers of an object in the fluids... what is the conditions of reynolds numbers that will be statisfied to use stoke's law??

Answer 1

To use Stoke's law to calculate the drag coefficent, the particle Reynolds number must be less than 0.1, but can be taken upto 1 without occuring serious error, then the coefficient of drag, Cd is given by

Cd = 24/Re

Answer 2

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