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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The force of buoyancy is always __________ the weight of the liquid displaced by the body.

More than
Equal to
None of these
Less than

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Hydraulics and Fluid Mechanics in ME
If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is

43924
1
4
2

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Hydraulics and Fluid Mechanics in ME
In order to measure the flow with a Venturimeter, it is installed in

Inclined line with flow upwards
Inclined line with flow downwards
Any direction and in any location
Horizontal line

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Hydraulics and Fluid Mechanics in ME
Manometer is used to measure

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

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

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

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Hydraulics and Fluid Mechanics in ME
Froude's number is the ratio of inertia force to

Gravity force
Surface tension force
Pressure force
Elastic force

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