Hydraulics and Fluid Mechanics in ME The maximum hydraulic efficiency of an impulse turbine is (where φ = Angle of blade tip at outlet) (1 - sin φ)/2 (1 + sin φ)/2 (1 - cos φ)/2 (1 + cos φ)/2 (1 - sin φ)/2 (1 + sin φ)/2 (1 - cos φ)/2 (1 + cos φ)/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of discharge for a totally submerged orifice as compared to that for an orifice discharging free is slightly more nearly half equal slightly less slightly more nearly half equal slightly less ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of coefficient of discharge is __________ the value of coefficient of velocity. Less than Same as None of these More than Less than Same as None of these More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow of water through the hole in the bottom of a wash basin is an example of Steady flow Uniform flow Free vortex Forced vortex Steady flow Uniform flow Free vortex Forced vortex ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in reaction turbines is avoided, to a great extent by All of these Installing the turbine below the tail race level Using stainless steel runner of the turbine Providing highly polished blades to the runner All of these Installing the turbine below the tail race level Using stainless steel runner of the turbine Providing highly polished blades to the runner ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of resistance is the ratio of Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual discharge through an orifice to the theoretical discharge Actual velocity of jet at vena-contracta to the theoretical velocity Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual discharge through an orifice to the theoretical discharge Actual velocity of jet at vena-contracta to the theoretical velocity ANSWER DOWNLOAD EXAMIANS APP
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