Hydraulics and Fluid Mechanics in ME For manometer, a better liquid combination is one having high density and viscosity higher surface tension surface tension is no criterion lower surface tension high density and viscosity higher surface tension surface tension is no criterion lower surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. Equal to None of these Less than More than Equal to None of these Less than More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The optimum value of vane exit angle for a centrifugal pump impeller is 10-15° 50-60° 20-25° 30-40° 10-15° 50-60° 20-25° 30-40° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy line lies over the centre line of the pipe by an amount equal to Pressure head + velocity head Pressure head - velocity head Velocity head Pressure head Pressure head + velocity head Pressure head - velocity head Velocity head Pressure head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water (in a direction normal to flow) impinging on a fixed plate inclined at an angle θ with the jet is (waV/g) × sin θ (waV²/g) × sin θ (waV²/2g) × sin 2θ (waV/2g) × sin θ (waV/g) × sin θ (waV²/g) × sin θ (waV²/2g) × sin 2θ (waV/2g) × sin θ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Francis turbine is best suited for Low head installation up to 30 m High head installation above 180 m All types of heads Medium head application from 24 to 180 m Low head installation up to 30 m High head installation above 180 m All types of heads Medium head application from 24 to 180 m ANSWER DOWNLOAD EXAMIANS APP