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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A weir is said to be broad crested weir, if the width of the crest of the weir is ________ half the height of water above the weir crest.

Equal to
None of these
More than
Less than

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Hydraulics and Fluid Mechanics in ME
In a forced vortex, the velocity of flow everywhere within the fluid is

maximum
minimum
zero
non-zero finite

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Hydraulics and Fluid Mechanics in ME
The depth of the centre of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is

5.0 m
3.0 m
4.0 m
2.4 m

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Hydraulics and Fluid Mechanics in ME
A Piezometer tube is used only for measuring

Moderate pressure
Vacuum pressure
Low pressure
High pressure

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Hydraulics and Fluid Mechanics in ME
The pressure of the liquid flowing through the divergent portion of a Venturimeter

Increases
Decreases
Depends upon mass of liquid
Remains constant

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Hydraulics and Fluid Mechanics in ME
Which of the following velocity potentials satisfies continuity equation ?

x2 + y2
cosx
x2-y2
x2y

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