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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately

10 mm
5 mm
20 mm
30 mm

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Hydraulics and Fluid Mechanics in ME
Specific weight of water in S.I. units is equal to

10000 N/m3
1000 N/m3
9.81 xlO3 N/m3
9.81 xlO6 N/m3

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Hydraulics and Fluid Mechanics in ME
Newton's law of viscosity is a relationship between

Rate of shear strain and temperature
Shear stress and rate of shear strain
Pressure, velocity and temperature
Shear stress and velocity

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Hydraulics and Fluid Mechanics in ME
A differential manometer is used to measure

Atmospheric pressure
Difference of pressures between two points in a pipe
Pressure in Venturimeter
Pressure in pipes and channels

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Hydraulics and Fluid Mechanics in ME
According to fan laws, for fans having constant wheel diameter, the air or gas capacity varies

Square root of fan speed
Cube of fan speed
Square of fan speed
Directly as fan speed

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Hydraulics and Fluid Mechanics in ME
In order that flow takes place between two points in a pipeline, the differential pressure between these points must be more than

viscosity
All of these
frictional force
surface friction

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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