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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The Francis formula for the discharge over Cipoletti weir is

1.84 LH1/2
1.84 LH5/2
1.84 LH
1.84 LH3/2

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Hydraulics and Fluid Mechanics in ME
A body floats in stable equilibrium

When its meatcentric height is zero
When the metacentre is above e.g.
Metacentre has nothing to do with position of e.g. for determining stability
When its e.g. is below its center of buoyancy

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Hydraulics and Fluid Mechanics in ME
The specific speed of a turbine is given by the equation

N√P / H3/2
N√P / H3
N√P / H²
N√P / H5/4

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Hydraulics and Fluid Mechanics in ME
The coefficient of discharge in case of internal mouthpiece is __________ that of external mouthpiece.

More than
Less than
None of these
Equal to

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

Pressure force
Surface tension force
Gravity force
Elastic force

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Hydraulics and Fluid Mechanics in ME
A notch is used to measure __________ of liquids.

Velocity
Pressure
Volume
Discharge

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