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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The value of bulk modulus of a fluid is required to determine

Euler's number
Mach number
Froude's number
Reynold's number

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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-fourth
One-third
Equal to
One-half

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Hydraulics and Fluid Mechanics in ME
Density of water is maximum at

0°C
4°C
100°C
0°K

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Hydraulics and Fluid Mechanics in ME
High specific speed of a pump implies it is

Centrifugal pump
Mixed flow pump
Axial flow pump
Any one of the above

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Hydraulics and Fluid Mechanics in ME
The depth of the center of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is

4.0 m
2.5 m
3.0 m
2.4 m

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Hydraulics and Fluid Mechanics in ME
A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a

Notch
Mouthpiece
Nozzle
Weir

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