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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The unit of surface tension is

N-m
N/m
N/m3
N/m2

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Hydraulics and Fluid Mechanics in ME
With an increase in size of tube, the rise or depression of liquid in the tube due to surface tension will

Decrease
Increase
Depend upon the characteristics of liquid
Remain unchanged

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Hydraulics and Fluid Mechanics in ME
The property of a fluid which enables it to resist tensile stress is known as

compressibility
surface tension
adhesion
cohesion

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Hydraulics and Fluid Mechanics in ME
According to Bazin's formula, the discharge over a rectangular weir is mL2g x H3/2 where m is equal to

0.003 + (H/0.405)
0.405 + (0.003/H)
0.003 + (0.405/H)
0.405 + (H/0.003)

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

Elastic force
Surface tension force
Gravity force
Pressure force

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Hydraulics and Fluid Mechanics in ME
Hydrometer is used to determine

specific gravity of solids
relative humidity
specific gravity of gases
specific gravity of liquids

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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