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 Pressure head Velocity head Pressure head - velocity head Pressure head + velocity head Pressure head Velocity head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit discharge of wheel is 0.5 m3/s 1.5 m3/s 2.5 m3/s 0.25 m3/s 0.5 m3/s 1.5 m3/s 2.5 m3/s 0.25 m3/s ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To increase the head of water by an amount equal to the height of the runner outlet above the tail race To run the turbine full To transport water to downstream To prevent air to enter the turbine To increase the head of water by an amount equal to the height of the runner outlet above the tail race To run the turbine full To transport water to downstream To prevent air to enter the turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is 43924 4 2 1 43924 4 2 1 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by V/(vr + v) 2V/(vr - v) 2V/(vr + v) V/(vr - v) V/(vr + v) 2V/(vr - v) 2V/(vr + v) V/(vr - v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow through an expanding tube at constant rate is called Steady non-uniform flow Unsteady non-uniform flow Unsteady uniform flow Steady uniform flow Steady non-uniform flow Unsteady non-uniform flow Unsteady uniform flow Steady uniform flow ANSWER DOWNLOAD EXAMIANS APP