Hydraulics and Fluid Mechanics in ME If Hg is the gross or total head and hf is the head lost due to friction, then net or effective head (H) is given by H = Hg - hf H = Hg/hf H = Hg + hf H = Hg × hf H = Hg - hf H = Hg/hf H = Hg + hf H = Hg × hf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of a reaction turbine, is the ratio of Actual work available at the turbine to energy imparted to the wheel Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Power produced by the turbine to the energy actually supplied by the turbine None of these Actual work available at the turbine to energy imparted to the wheel Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Power produced by the turbine to the energy actually supplied by the turbine None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In centrifugal pumps, maximum efficiency is obtained when the blades are Bent backward Straight Bent forward Radial Bent backward Straight Bent forward Radial ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of discharge in case of internal mouthpiece is __________ that of external mouthpiece. Less than None of these Equal to More than Less than None of these Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is 48.2 r.p.m 82.4 r.p.m. 24.8 r.p.m. 248 r.p.m 48.2 r.p.m 82.4 r.p.m. 24.8 r.p.m. 248 r.p.m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most efficient section of a channel is Triangular Square Rectangular Trapezoidal Triangular Square Rectangular Trapezoidal ANSWER DOWNLOAD EXAMIANS APP
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