Explain Reynold’s number with its equation and give significance.

Explain Reynold’s number with its equation and give significance.
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Answer :

The Reynolds number is defined as the ratio of inertia force to viscous force. Reynolds number is dimensionless number. It is used to determine the laminar or turbulent flow type.

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Significance : Using value of Reynold's number the type of flow can be identified.

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Description : Prandtl and Reynolds analogy are same, when Prandtl number is (A) 0.5 (B) 1 (C) > 2 (D) 1.5

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Last Answer : (B) D-0.2

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