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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The velocity of jet of water travelling out of opening in a tank filled with water is proportional to

head of water (h)
h2
V/T
h2

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Hydraulics and Fluid Mechanics in ME
A point, in a compressible flow where the velocity of fluid is zero, is called

Critical point
Stagnation point
Vena contracta
None of the listed here

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Hydraulics and Fluid Mechanics in ME
Choose the wrong statement. Alcohol is used in manometer, because

It provides longer length for a given pressure difference
It provides suitable meniscus for the inclined tube
Its vapour pressure is low
Its density is less

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Hydraulics and Fluid Mechanics in ME
A structure, whose width is __________ the width of the channel, is called a flumed structure.

Equal
More than
None of these
Less than

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Hydraulics and Fluid Mechanics in ME
The power transmitted through a pipe is (where w = Specific weight in N/m3, and Q = Discharge in m3/s)

w × Q (H + hf)
w × Q × H
w × Q × hf
w × Q (H - hf)

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Hydraulics and Fluid Mechanics in ME
The unit of dynamic viscosity in S.I. units is

Stoke
N-m/s²
N-s/m²
Poise

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