Hydraulics and Fluid Mechanics in ME Discharge (Q) of a centrifugal pump is given by (where D = Diameter of impeller at inlet, b = Width of impeller at inlet, and Vf = Velocity of flow at inlet) Q = D.b.Vf Q = π.b.Vf Q = π.D.Vf Q = π.D.bf.V Q = D.b.Vf Q = π.b.Vf Q = π.D.Vf Q = π.D.bf.V ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is between ___ the flow is called super-sonic flow. 1 and 2.5 4 and 6 1 and 6 2.5 and 4 1 and 2.5 4 and 6 1 and 6 2.5 and 4 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 (waV/2g) × sin θ (waV²/2g) × sin 2θ (waV/g) × sin θ (waV²/g) × sin θ (waV/2g) × sin θ (waV²/2g) × sin 2θ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a liquid stream while flowing over a weir __________ at the ends of the sill. Does not change None of these Expands Contracts Does not change None of these Expands Contracts ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property by virtue of which a liquid opposes relative motion between its different layers is called Coefficient of viscosity Osmosis Viscosity Surface tension Coefficient of viscosity Osmosis Viscosity Surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is an example of laminar flow? Flow of oil in measuring instruments Underground flow All of these Flow past tiny bodies Flow of oil in measuring instruments Underground flow All of these Flow past tiny bodies ANSWER DOWNLOAD EXAMIANS APP
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