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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The unit of surface tension is

N/m
N/m3
N-m
N/m2

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Hydraulics and Fluid Mechanics in ME
A pitot tube is used to measure the

Pressure difference between two points in a pipe
Total pressure of liquid flowing in a pipe
Velocity of flow at the required point in a pipe
Discharge through a pipe

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Hydraulics and Fluid Mechanics in ME
The kinematic viscosity of an oil (in stokes) whose specific gravity is 0.95 and viscosity 0.011 poise, is

0.0611 stoke
0.0116 stoke
0.611 stoke
0.116 stoke

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Hydraulics and Fluid Mechanics in ME
A fluid of kinematic viscosity 0.4 cm²/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be

2 m/sec
1.5 m/sec
less than 1 m/sec
1 m/sec

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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.

None of these
Less than
Equal to
More than

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Hydraulics and Fluid Mechanics in ME
The specific weight of water is 1000 kg/m”

at mean sea level
at 4°C temperature
All listed here
at normal pressure of 760 mm

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