Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.577 R 0.223 R 0.423 R 0.707 R 0.577 R 0.223 R 0.423 R 0.707 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The mercury does not wet the glass. This is due to the property of the liquid known as Cohesion Adhesion Viscosity Surface tension Cohesion Adhesion Viscosity Surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of coefficient of discharge is __________ the value of coefficient of velocity. None of these Same as More than Less than None of these Same as More than Less than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To run the turbine full To transport water to downstream To increase the head of water by an amount equal to the height of the runner outlet above the tail race To prevent air to enter the turbine To run the turbine full To transport water to downstream To increase the head of water by an amount equal to the height of the runner outlet above the tail race To prevent air to enter the turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is dimensionless? Specific speed Specific gravity Specific volume Specific weight Specific speed Specific gravity Specific volume Specific weight ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at exit of a pipe is (where v = Velocity of liquid in the pipe) 0.5v²/2g 0.75v²/2g v²/2g 0.375v²/2g 0.5v²/2g 0.75v²/2g v²/2g 0.375v²/2g ANSWER DOWNLOAD EXAMIANS APP
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