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Hydraulics and Fluid Mechanics in ME

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

1
4
2
43924

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Hydraulics and Fluid Mechanics in ME
The units of kinematic viscosity are

newton-sec per meter
metres² per sec
newton-sec per meter
kg sec/meter

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Hydraulics and Fluid Mechanics in ME
Center of pressure on an inclined plane is

At metacentre
Below the Centroid
At the Centroid
Above the Centroid

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Hydraulics and Fluid Mechanics in ME
The property by virtue of which a liquid opposes relative motion between its different layers is called

Coefficient of viscosity
Osmosis
Viscosity
Surface tension

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

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

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Hydraulics and Fluid Mechanics in ME
The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by

V/(vr - v)
V/(vr + v)
2V/(vr - v)
2V/(vr + v)

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