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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The Francis formula for the discharge over Cipoletti weir is

1.84 LH5/2
1.84 LH3/2
1.84 LH1/2
1.84 LH

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Hydraulics and Fluid Mechanics in ME
The discharge over a right angled notch is (where H = Height of liquid above the apex of notch)

(8/15) Cd. 2g. H
(8/15) Cd. 2g. H²
(8/15) Cd. 2g. H5/2
(8/15) Cd. 2g. H3/2

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Hydraulics and Fluid Mechanics in ME
For laminar flow in circular pipes, the Darcy’s friction factor f is equal to

16/Re
64/ Re
32/ Re
None of these

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Hydraulics and Fluid Mechanics in ME
In order that flow takes place between two points in a pipeline, the differential pressure between these points must be more than

All of these
surface friction
viscosity
frictional force

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Hydraulics and Fluid Mechanics in ME
One horsepower is equal to

550 watts
75 watts
102 watts
735 watts

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Hydraulics and Fluid Mechanics in ME
The Thomson's turbine is _________ reaction turbine.

A mixed flow
An axial flow
An outward flow
An inward flow

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