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Mechanical Properties of Fluids
Question
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What is critical velocity?

Answer

Critical velocity is that velocity of liquid flow, upto which it's flow is streamlined and above which it's flow becomes turbulent. 

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Some More Questions From Mechanical Properties of Fluids Chapter

Can fluids withstand tangential stress?

Can fluids withstand normal stress?

Why the fluids do not have any modulus of rigidity?

Which phase of fluid is more compressible?

What is an ideal liquid?

Do liquids exert pressure?

Define pressure.

What is the direction of pressure?

What is the direction in which pressure exerts force on the walls of a container?

What is the SI unit of pressure?