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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The eddy viscosity for turbulent flow is

dependent on the flow
independent of the flow
a function of temperature only
a physical property of the fluid.

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Hydraulics and Fluid Mechanics in ME
When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as

Narrow-crested weir
Submerged weir
Ogee weir
Broad-crested weir

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Hydraulics and Fluid Mechanics in ME
In a short cylindrical external mouthpiece, the vena contracta occurs at a distance __________ the diameter of the orifice from the outlet of orifice.

One-half
Equal to
One-fourth
One-third

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Hydraulics and Fluid Mechanics in ME
A pitot tube is used to measure the

Total pressure of liquid flowing in a pipe
Discharge through a pipe
Velocity of flow at the required point in a pipe
Pressure difference between two points in a pipe

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Hydraulics and Fluid Mechanics in ME
Which of the following instrument can be used for measuring speed of a submarine moving in deep sea

hot wire anemometer
pitot tube
Venturimeter
rotameter

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Hydraulics and Fluid Mechanics in ME
A fluid in equilibrium can't sustain

Bending stress
Compressive stress
Tensile stress
Shear stress

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