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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A fluid which obeys the Newton's law of viscosity is termed as

Non-Newtonian fluid
Ideal fluid
Newtonian fluid
Real fluid

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Hydraulics and Fluid Mechanics in ME
The bulk modulus of elasticity with increase in pressure

increases first upto certain limit and then decreases
increases
remains constant
decreases

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Hydraulics and Fluid Mechanics in ME
Reynold's number is the ratio of inertia force to

Viscous force
Elastic force
Pressure force
Gravity force

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Hydraulics and Fluid Mechanics in ME
In case of an airfoil, the separation of flow occurs

at the extreme front of body
any where between rear and front of body depending upon Reynolds number
midway between rear and front of body
at the extreme rear of body

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Hydraulics and Fluid Mechanics in ME
If the coefficient of discharge is 0.6, then the discharge over a right angled notch is

4.171 H5/2
0.417 H5/2
7.141 H5/2
1.417 H5/2

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Hydraulics and Fluid Mechanics in ME
A flow in which each liquid particle has a definite path, and the paths of individual particles do not cross each other, is called

Turbulent flow
Streamline flow
Uniform flow
Steady flow

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