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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Coefficient of discharge Cd is equal to (where Cc = Coefficient of contraction, Cv = Coefficient of velocity, and Cr = Coefficient of resistance)

Cc × Cv
Cc × Cr
Cv × Cr
Cc/Cr

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Hydraulics and Fluid Mechanics in ME
The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the sub-merged body is called

upthrust
reaction
metacentre
buoyancy

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Hydraulics and Fluid Mechanics in ME
Pressure intensifier increases the pressure in proportion to

Ratio of diameters
Square of ratio of diameters
Inverse ratio of diameters
Square of inverse ratio of diameters

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Hydraulics and Fluid Mechanics in ME
Property of a fluid by which its own molecules are attracted is called

adhesion
viscosity
cohesion
compressibility

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

Mean pressure
Atmospheric pressure
Absolute pressure
Gauge pressure

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Hydraulics and Fluid Mechanics in ME
The process of diffusion of one liquid into the other through a semi-permeable membrane is called

viscosity
cohesion
osmosis
surface tension

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