The ratio of the wall drag to the form drag in the Stoke’... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

The ratio of the wall drag to the form drag in the Stoke’s law range (for motion of spherical particles in a stationary fluid) is__________________?

Correct answer: C

Explanation

In the Stokes' law range, the wall drag is twice the form drag for a sphere moving in a stationary fluid.

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