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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The specific weight of water is 1000 kg/m3

At 4°C temperature
At mean sea level
All of the listed here
At normal pressure of 760 mm

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Hydraulics and Fluid Mechanics in ME
If the surface of liquid is convex, men

Cohesion pressure is negligible
Cohesion pressure is decreased
There is no cohesion pressure
Cohesion pressure is increased

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Hydraulics and Fluid Mechanics in ME
To avoid an interruption in the flow of a siphon, an air vessel is provided

At any point between inlet and outlet
At the summit
At the inlet
At the outlet

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Hydraulics and Fluid Mechanics in ME
The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece)

1.855 aH.√(2g)
1.585 a.√(2gH)
0.855 a.√(2gH)
5.85 aH.√(2g)

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Hydraulics and Fluid Mechanics in ME
The angle of contact in case of a liquid depends upon

the material which exists above the free surface of the liquid
both of die above
the nature of the liquid and the solid
any one of the above

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Hydraulics and Fluid Mechanics in ME
When the Venturimeter is inclined, then for a given flow it will show __________ reading.

None of these
Same
More
Less

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