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Hydraulics and Fluid Mechanics in ME

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

Pressure force
Elastic force
Viscous force
Gravity force

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Hydraulics and Fluid Mechanics in ME
The power absorbed (in watts) in overcoming the viscous resistance of a footstep bearing is

μ π³ N² R⁴ /1800 t
μ π³ N² R⁴ /3600 t
μ π³ N² R² /3600 t
μ π³ N² R² /1800 t

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Hydraulics and Fluid Mechanics in ME
A flow whose streamline is represented by a straight line, is called __________ dimensional flow.

Four
One
Three
Two

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Hydraulics and Fluid Mechanics in ME
Piezometer is used to measure

Atmospheric pressure
Pressure in pipe, channels etc
Very low pressures
Difference of pressure between two points

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Hydraulics and Fluid Mechanics in ME
The coefficient of discharge in case of internal mouthpiece is __________ that of external mouthpiece.

Equal to
Less than
More than
None of these

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Hydraulics and Fluid Mechanics in ME
The property of fluid by virtue of which it offers resistance to shear is called

surface tension
cohesion
viscosity
adhesion

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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