Hydraulics and Fluid Mechanics in ME In a forced vortex, the velocity of flow everywhere within the fluid is minimum zero maximum non-zero finite minimum zero maximum non-zero finite ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow through a long pipe at constant rate is called Unsteady uniform flow Steady uniform flow Unsteady non-uniform flow Steady non-uniform flow Unsteady uniform flow Steady uniform flow Unsteady non-uniform flow Steady non-uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the velocity distribution is uniform over the cross-section, the correction factor for momentum is 2 1 43924 2 1 43924 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) σ cosα/4wd 4σ cosα/wd 4wd/σ cosα wd/4σ cosα σ cosα/4wd 4σ cosα/wd 4wd/σ cosα wd/4σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of resistance is the ratio of Actual velocity of jet at vena-contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Actual discharge through an orifice to the theoretical discharge Area of jet at vena-contracta to the area of orifice Actual velocity of jet at vena-contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Actual discharge through an orifice to the theoretical discharge Area of jet at vena-contracta to the area of orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed ratio in case of Francis turbine varies from 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 0.15 to 0.3 ANSWER DOWNLOAD EXAMIANS APP