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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
One stoke is equal to

10-3 m2/s
10-6 m2/s
10-2 m2/s
10-4 m2/s

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

Pressure force
Elastic force
Surface tension force
Gravity force

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Hydraulics and Fluid Mechanics in ME
In order to avoid cavitation in centrifugal pumps

The delivery pressure should be high
The suction pressure should be high
The delivery pressure should be low
The suction pressure should be low

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Hydraulics and Fluid Mechanics in ME
The pressure measured with the help of a pressure gauge is called

Atmospheric pressure
Gauge pressure
Mean pressure
Absolute pressure

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Hydraulics and Fluid Mechanics in ME
The value of the coefficient of compressibility for water at ordinary pressure and temperature in kg/cm is equal to

21000
2100
2700
10000

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Hydraulics and Fluid Mechanics in ME
The coefficient of discharge for an external mouthpiece is

0.375
0.855
0.5
0.707

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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