Hydraulics and Fluid Mechanics in ME The cavitation in a hydraulic machine Causes noise and vibration of various parts Causes sudden drop in power output and efficiency All of these Reduces the discharge of a turbine Causes noise and vibration of various parts Causes sudden drop in power output and efficiency All of these Reduces the discharge of a turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The sheet of water flowing over a notch or a weir is known as Sill or crest None of these Orifice Nappe or vein Sill or crest None of these Orifice Nappe or vein ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The vapour pressure over the concave surface is equal to the vapour pressure over the plane surface zero greater than the vapour pressure over the plane surface less man the vapour pressure over the plane surface equal to the vapour pressure over the plane surface zero greater than the vapour pressure over the plane surface less man the vapour pressure over the plane surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to Twice the breadth Twice the depth Half the breadth Half the depth Twice the breadth Twice the depth Half the breadth Half the depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? Metal piece will sink to the bottom The metal piece will simply float over the mercury The metal piece will be immersed in mercury by half Whole of the metal piece will be immersed with its top surface just at mercury level Metal piece will sink to the bottom The metal piece will simply float over the mercury The metal piece will be immersed in mercury by half Whole of the metal piece will be immersed with its top surface just at mercury level ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid Falls on the front end Becomes curved Remains horizontal Falls on the back end Falls on the front end Becomes curved Remains horizontal Falls on the back end ANSWER DOWNLOAD EXAMIANS APP
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