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Hydraulics and Fluid Mechanics in ME

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

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

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Hydraulics and Fluid Mechanics in ME
The volume of a fluid __________ as the pressure increases.

Increases
Remains same
Decreases
None of these

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Hydraulics and Fluid Mechanics in ME
If mercury in a barometer is replaced by water, the height of 3.75 cm of mercury will be following cm of water

51 cm
52.2 cm
52 cm
50 cm

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Hydraulics and Fluid Mechanics in ME
If the depth of water in an open channel is greater than the critical depth, the flow is called

Turbulent flow
Torrential flow
Tranquil flow
Critical flow

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Hydraulics and Fluid Mechanics in ME
The discharge over a rectangular notch is

Inversely proportional to H5/2
Directly proportional to H3/2
Inversely proportional to H3/2
Directly proportional to H5/2

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Hydraulics and Fluid Mechanics in ME
In reaction turbine, draft tube is used

To transport water downstream without eddies
To increase flow rate
To convert the kinetic energy to flow energy by a gradual expansion of the flow cross-section
For safety of turbine

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