Hydraulics and Fluid Mechanics in ME
The buoyancy depends upon the

Weight of the liquid displaced
Compressibility of the liquid
Viscosity of the liquid
Pressure with which the liquid is displaced

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Hydraulics and Fluid Mechanics in ME
Coefficient of velocity is defined as the ratio of

Actual discharge through an orifice to the theoretical discharge
Area of jet at vena contracta to the area of orifice
Actual velocity of jet at vena contracta to the theoretical velocity
None of these

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