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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The total pressure on an immersed surface inclined at an angle θ with the liquid surface is

wA
wAx
wAx/sinθ
wx

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Hydraulics and Fluid Mechanics in ME
If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be

Higher than the surface of liquid
Lower than the surface of liquid
The same as the surface of liquid
Unpredictable

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Hydraulics and Fluid Mechanics in ME
The total pressure on the surface of a vertical sluice gate 2 m x 1 m with its top 2 m surface being 0.5 m below the water level will be

500 kg
1500 kg
1000 kg
2000 kg

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Hydraulics and Fluid Mechanics in ME
An impulse turbine is used for

Low head of water
High head of water
Medium head of water
High discharge

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Hydraulics and Fluid Mechanics in ME
The width of the bucket for a Pelton wheel is generally ________ the diameter of jet.

Five times
Four times
Double
Three times

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Hydraulics and Fluid Mechanics in ME
The depth of the bucket for a Pelton wheel is generally _________ the diameter of jet.

1.2 times
1.8 times
Double
Equal to

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