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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
When the Venturimeter is inclined, then for a given flow it will show __________ reading.

More
Same
Less
None of these

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Hydraulics and Fluid Mechanics in ME
Which of the following statement is correct as regard to water wheels?

They have slow speeds
They are suitable even for low water heads
All of these
They give constant efficiency, even if the discharge is not constant

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Hydraulics and Fluid Mechanics in ME
At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be

Zero
Minimum
Maximum
Could be any value

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Hydraulics and Fluid Mechanics in ME
Which of the following is not a reaction turbine?

Pelton wheel
Thomson's turbine
Journal turbine
Fourneyron turbine

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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

2700
2100
10000
21000

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Hydraulics and Fluid Mechanics in ME
The volume of a fluid __________ as the pressure increases.

Decreases
Increases
None of these
Remains same

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