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Hydraulics and Fluid Mechanics in ME

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

V/T
Head of water (h)
h²
h/2

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Hydraulics and Fluid Mechanics in ME
According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed)

mi × √(A × C)
C × √(m × i)
A × √(m × i)
AC × √(m × i)

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Hydraulics and Fluid Mechanics in ME
The hydraulic mean depth for a circular pipe of diameter (d) is

d/2
d/4
d
d/6

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Hydraulics and Fluid Mechanics in ME
For very great pressures, viscosity of moss gases and liquids

shows erratic behaviour
remains same
decreases
increases

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Hydraulics and Fluid Mechanics in ME
The coefficient of discharge for an external mouthpiece depends upon

Pressure of liquid
Length of mouthpiece
Area of mouthpiece
Velocity of liquid

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Hydraulics and Fluid Mechanics in ME
A large Reynold number is indication of

Steady flow
Highly turbulent flow
Laminar flow
Smooth and streamline flow

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