Hydraulics and Fluid Mechanics in ME For centrifugal pump impeller, the maximum value of the vane exit angle is 20° to 25° 25° to 30° 10° to 15° 15° to 20° 20° to 25° 25° to 30° 10° to 15° 15° to 20° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Property of a fluid by which molecules of different kinds of fluids are attracted to each other is called compressibility cohesion viscosity adhesion compressibility cohesion viscosity adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of a gas decreases with increase in temperature is independent of pressure for very high pressure intensities increases with increase in temperature is independent of temperature decreases with increase in temperature is independent of pressure for very high pressure intensities increases with increase in temperature is independent of temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow ratio in case of Francis turbine varies from 0.15 to 0.3 0.4 to 0.5 1 to 1.5 0.6 to 0.9 0.15 to 0.3 0.4 to 0.5 1 to 1.5 0.6 to 0.9 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For 450 m head of water, _________ shall be used. None of these Francis turbine Pelton wheel Kaplan turbine None of these Francis turbine Pelton wheel Kaplan turbine 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 = D.b.Vf Q = π.D.bf.V Q = π.D.Vf Q = π.b.Vf Q = D.b.Vf Q = π.D.bf.V Q = π.D.Vf Q = π.b.Vf ANSWER DOWNLOAD EXAMIANS APP