Question: A smooth ceramic sphere (SG = 2.6) is immersed in a flow of water at 20C and 25 cm/s. What is the sphere diameter if

A smooth ceramic sphere (SG = 2.6) is immersed in a flow of water at 20°C and 25 cm/s. What is the sphere diameter if it is encountering (a) creeping motion, Red = 1; or (b) transition to turbulence, Red = 250,000?

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