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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
One poise is equal to

100 N-s/m2
0.1 N-s/m2
10 N-s/m2
1 N-s/m2

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Hydraulics and Fluid Mechanics in ME
The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe)

0.223 R
0.577 R
0.707 R
0.423 R

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Hydraulics and Fluid Mechanics in ME
The imaginary line drawn in the fluid in such a way that the tangent to any point gives the direction of motion at that point, is known as

Potential line
Steak line
Stream line
Path line

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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.

Less than
None of these
Equal to
More than

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Hydraulics and Fluid Mechanics in ME
The ratio of quantity of liquid discharged per second from the pump to the quantity of liquid passing per second through the impeller is known as

Manometric efficiency
Overall efficiency
Volumetric efficiency
Mechanical efficiency

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Hydraulics and Fluid Mechanics in ME
Which of the following meters is not associated with viscosity

Red wood
Say bolt
Orsat
Engler

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