Hydraulics and Fluid Mechanics in ME The overall efficiency for a Pelton wheel lies between 0.65 to 0.75 0.75 to 0.85 0.85 to 0.90 0.50 to 0.65 0.65 to 0.75 0.75 to 0.85 0.85 to 0.90 0.50 to 0.65 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed) mi × √(A × C) C × √(m × i) A × √(m × i) AC × √(m × i) mi × √(A × C) C × √(m × i) A × √(m × i) AC × √(m × i) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the normal force of jet of water on a plate inclined at an angle of 30° as compared to that when the plate is normal to jet, is 1/√2 43832 √2 1 1/√2 43832 √2 1 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. None of these Less than Equal to More than None of these Less than Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, the body is said to be in __________ equilibrium. Unstable Stable Neutral None of these Unstable Stable Neutral None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a tube of smaller diameter is dipped in water, the water rises in the tube with an upward __________ surface. None of these Convex Concave Plane None of these Convex Concave Plane ANSWER DOWNLOAD EXAMIANS APP
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