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Streamline Flow

The is an exp...

Question

The ____________ is an experimental number used in fluid flow to predict the flow velocity at which turbulance will occur.

A

Reynolds number

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B

Strokes formula

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C

Archimedes formula

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D

Poiseuille's law

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Solution

The correct option is A Reynolds number
A flow in a pipe is laminar if the Reynolds Number (based on diameter of the pipe) is less than 2000 and is turbulent if it is greater than 4000. Transitional flow prevails between these two limits.

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