Hydraulics and Fluid Mechanics in ME
The wake

always occurs before a separation point
None of these
is a region of high pressure intensity
always occurs after a separation point

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Hydraulics and Fluid Mechanics in ME
The kinematic viscosity is the

Product of absolute viscosity and density of the liquid
Ratio of absolute viscosity to the density of the liquid
Ratio of density of the liquid to the absolute viscosity
Product of absolute viscosity and mass of the liquid

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Hydraulics and Fluid Mechanics in ME
Coefficient of contraction is the ratio of

Loss of head in the orifice to the head of water available at the exit of the orifice
Loss of head in the orifice to the head of water available at the exit of the orifice
Area of jet at vena-contracta to the area of orifice
Actual velocity of jet at vena contracta to the theoretical velocity

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