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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A flow through a long pipe at constant rate is called

Steady uniform flow
Steady non-uniform flow
Unsteady uniform flow
Unsteady non-uniform flow

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Hydraulics and Fluid Mechanics in ME
The value of coefficient of discharge is __________ the value of coefficient of velocity.

None of these
Same as
More than
Less than

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Hydraulics and Fluid Mechanics in ME
One poise is equal to

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

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Hydraulics and Fluid Mechanics in ME
If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be

6 meters of water Column
2 meters of water column
5 meters of water column
3 meters of water column

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Hydraulics and Fluid Mechanics in ME
According to equation of continuity,

w1v1 = w2v2
a1v1 = a2v2
w1a1 = w2a2
a1/v1 = a2/v2

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Hydraulics and Fluid Mechanics in ME
An internal mouthpiece is said to be running __________ if the length of the mouthpiece is more than three times the diameter of the orifice.

Partially
Full
None of these
Free

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