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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The speed of a pressure wave through a pipe depends upon

the bulk modulus for the fluid
the viscosity of fluid
the original head
the length of pipe

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Hydraulics and Fluid Mechanics in ME
The Reynold's number of a ship is __________ to its velocity and length.

Directly proportional
Inversely proportional
Square root of velocity
None of these

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

More than three times
More than twice
Less than three times
Less than twice

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Hydraulics and Fluid Mechanics in ME
The specific speed of a hydraulic turbine depends upon

Speed and head of water
Speed, power developed and head of water
Speed and power developed
Discharge and power developed

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Hydraulics and Fluid Mechanics in ME
The unit discharge through the turbine is

Q/H²
Q/H3/2
Q/√H
Q/H

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Hydraulics and Fluid Mechanics in ME
Size of a venturimeter is specified by

both pipe diameter as well as throat diameter
angle of diverging section
pipe diameter
throat diameter

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