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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
According to equation of continuity,

w1v1 = w2v2
w1a1 = w2a2
a1v1 = a2v2
a1/v1 = a2/v2

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Hydraulics and Fluid Mechanics in ME
According to fan laws, at constant pressure, the speed capacity and power vary

Inversely as square root of density
Directly as the air or gas density
As square of density
Inversely as density

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Hydraulics and Fluid Mechanics in ME
The value of mass density in kgsecVm4 for water at 0°C is

100
1000
1
101.9

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Hydraulics and Fluid Mechanics in ME
If the dynamic viscosity of a fluid is 0.5 poise and specific gravity is 0.5, then the kinematic viscosity of that fluid in stokes is

None of these
1
0.5
0.25

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Hydraulics and Fluid Mechanics in ME
The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid)

wH
wH2/4
wH2/2
wH/2

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Hydraulics and Fluid Mechanics in ME
The viscosity of a liquid __________ its rate of flow through a hole in a vessel.

Both A and B
Does not effect
Effects
None of these

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