Hydraulics and Fluid Mechanics in ME When a liquid is flowing through a pipe, the velocity of the liquid is Maximum at the centre and zero near the walls Maximum at the centre and minimum near the walls Minimum at the centre and maximum near the walls Zero at the centre and maximum near the walls Maximum at the centre and zero near the walls Maximum at the centre and minimum near the walls Minimum at the centre and maximum near the walls Zero at the centre and maximum near the walls ANSWER DOWNLOAD EXAMIANS APP
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 = 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 Q = D.b.Vf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An error of 1% in measuring head over the apex of the notch (H) will produce an error of _________ in discharge over a triangular notch. 0.02 0.01 0.025 0.015 0.02 0.01 0.025 0.015 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a perfect incompressible liquid, flowing in a continuous stream, the total energy of a particle remains the same, while the particle moves from one point to another. This statement is called Continuity equation Archimedes’s principle Bernoulli’s equation Pascal’s law Continuity equation Archimedes’s principle Bernoulli’s equation Pascal’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A channel is said to be of most economical cross-section, if It involves lesser excavation for the designed amount of discharge It gives maximum discharge for a given cross-sectional area and bed slope All of these It has minimum wetted perimeter It involves lesser excavation for the designed amount of discharge It gives maximum discharge for a given cross-sectional area and bed slope All of these It has minimum wetted perimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is not a reaction turbine? Fourneyron turbine Pelton wheel Thomson's turbine Journal turbine Fourneyron turbine Pelton wheel Thomson's turbine Journal turbine ANSWER DOWNLOAD EXAMIANS APP
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