Mach number is defined as the ratio of the local flo... - Solved MCQs & Answer

1559Chemical EngineeringMedium

Mach number is defined as the ratio of the local flow velocity to the sonic velocity in the fluid. For what value of Mach number, the gases are considered incompressible?

B50

C> 3

D< 0.3

Correct answer

D. < 0.3

Explanation

The correct answer is < 0.3.

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