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.Vf Q = D.b.Vf Q = π.b.Vf Q = π.D.bf.V Q = π.D.Vf Q = D.b.Vf Q = π.b.Vf Q = π.D.bf.V ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In steady flow of a fluid, the total accele ration of any fluid particle is never zero is always zero can be zero is independent of coordinates is never zero is always zero can be zero is independent of coordinates 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 Osmosis Surface tension Coefficient of viscosity Viscosity Osmosis Surface tension Coefficient of viscosity Viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy line lies over the hydraulic gradient line by an amount equal to the Pressure head - velocity head Pressure head + velocity head Velocity head Pressure head Pressure head - velocity head Pressure head + velocity head Velocity head Pressure head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension will increase in size of tube will Remain unaffected Increase May increase or decrease depending on the characteristics of liquid Decrease Remain unaffected Increase May increase or decrease depending on the characteristics of liquid Decrease ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid) 4μvl/wd² 32μvl/wd² 8μvl/wd² 16μvl/wd² 4μvl/wd² 32μvl/wd² 8μvl/wd² 16μvl/wd² ANSWER DOWNLOAD EXAMIANS APP