Hydraulics and Fluid Mechanics in ME The unit power developed by a turbine is (where P = Power developed by the turbine under a head of water (H). P/ √H P/ H3/2 P/ H² P/ H P/ √H P/ H3/2 P/ H² P/ H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME With an increase in size of tube, the rise or depression of liquid in the tube due to surface tension will Decrease Depend upon the characteristics of liquid Remain unchanged Increase Decrease Depend upon the characteristics of liquid Remain unchanged Increase ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Unit of surface tension is It has no units Energy/unit area Both of the above Velocity/unit area It has no units Energy/unit area Both of the above Velocity/unit area ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The error in discharge (dQ/Q) to the error in measurement of head (dH/H) over a rectangular notch is given by dQ/Q = (3/4) × (dH/H) dQ/Q = (dH/H) dQ/Q = (3/2) × (dH/H) dQ/Q = (1/2) × (dH/H) dQ/Q = (3/4) × (dH/H) dQ/Q = (dH/H) dQ/Q = (3/2) × (dH/H) dQ/Q = (1/2) × (dH/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum hydraulic efficiency of an impulse turbine is (where φ = Angle of blade tip at outlet) (1 - sin φ)/2 (1 - cos φ)/2 (1 + sin φ)/2 (1 + cos φ)/2 (1 - sin φ)/2 (1 - cos φ)/2 (1 + sin φ)/2 (1 + cos φ)/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta. None of these Less than More than Equal to None of these Less than More than Equal to ANSWER DOWNLOAD EXAMIANS APP