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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Due to each end contraction, the discharge of rectangular sharp crested weir is reduced by

0.1
0.2
0.15
0.05

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Hydraulics and Fluid Mechanics in ME
In a free nappe,

The pressure below the nappe is negative
The pressure above the nappe is atmospheric
The pressure below the nappe is atmospheric
The pressure above the nappe is negative

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Hydraulics and Fluid Mechanics in ME
The flow of water through the hole in the bottom of a wash basin is an example of

Uniform flow
Forced vortex
Free vortex
Steady flow

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Hydraulics and Fluid Mechanics in ME
The pitot tube is used to measure

static pressure
dynamic pressure
stagnation pressure
velocity at stagnation point

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

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

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Hydraulics and Fluid Mechanics in ME
The depth ā€˜d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow)

0.577 D
0.223 D
0.423 D
0.707 D

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