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What is the Reynolds number range when the drag coefficient formula is 10/(Rep)^0.5?

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+1 vote
in Fluidization Engineering by (102k points)
What is the Reynolds number range when the drag coefficient formula is 10/(Rep)^0.5?

(a) Rep < 0.4

(b) 0.4 < Rep < 500

(c) 500 < Rep < 200,000

(d) None of the mentioned

This question was addressed to me by my college director while I was bunking the class.

My enquiry is from Terminal Velocity of Particles in division Fluidization and Mapping of Regimes of Fluidization Engineering

1 Answer

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by (103k points)
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Best answer
The correct option is (b) 0.4 < Rep < 500

Explanation: Range is taken based on the experimental values.

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