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

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Hydraulics and Fluid Mechanics in ME
Differential monometer is used to measure

difference of pressure between two points
atmospheric pressure
pressure in pipes, channels etc
very low pressure

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Hydraulics and Fluid Mechanics in ME
The pressure of air __________ with the increase of height from the surface of the earth.

Decreases
Increases
None of these
Does not change

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Hydraulics and Fluid Mechanics in ME
In axial flow fans and turbines, fluid enters and leaves as follows

Radially, axially
Axially, radially
Axially, axially
Radially, radially

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Hydraulics and Fluid Mechanics in ME
For starting an axial flow pump, its delivery valve should be

Open
Closed
Could be either open or closed
Depends on starting condition and flow desired

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Hydraulics and Fluid Mechanics in ME
The total energy line lies over the centre line of the pipe by an amount equal to

Pressure head
Pressure head - velocity head
Velocity head
Pressure head + velocity head

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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