Hydraulics and Fluid Mechanics in ME A Pelton wheel working under a constant head and discharge, has maximum efficiency when the speed ratio is 0.36 0.46 0.26 0.56 0.36 0.46 0.26 0.56 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The imaginary line drawn in the fluid in such a way that the tangent to any point gives the direction of motion at that point, is known as Potential line Steak line Stream line Path line Potential line Steak line Stream line Path line 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.D.bf.V 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A moving fluid mass may be brought to a static equilibrium position, by applying an imaginary inertia force of the same magnitude as that of the accelerating force but in the opposite direction. This statement is called None of these Archimedes’s principle D-Alembert’s principle Pascal’s law None of these Archimedes’s principle D-Alembert’s principle Pascal’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit speed of the turbine runner is N/H² N/√H N/H3/2 N/H N/H² N/√H N/H3/2 N/H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The process of diffusion of one liquid into the other through a semi-permeable membrane is called viscosity osmosis surface tension cohesion viscosity osmosis surface tension cohesion ANSWER DOWNLOAD EXAMIANS APP
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