Hydraulics and Fluid Mechanics in ME The optimum value of vane exit angle for a centrifugal pump impeller is 30-40° 20-25° 10-15° 50-60° 30-40° 20-25° 10-15° 50-60° 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. Less than Equal to None of these More than Less than Equal to None of these More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Air vessels in reciprocating pump are used to Save pump from cavitations Increase pump efficiency Reduce acceleration to minimum Smoothen flow Save pump from cavitations Increase pump efficiency Reduce acceleration to minimum Smoothen flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hammer blow in pipes occurs when There is excessive leakage in the pipe The pipe bursts under high pressure of fluid The flow of fluid through the pipe is suddenly brought to rest by closing of the valve The flow of fluid through the pipe is gradually brought to rest by closing of the valve There is excessive leakage in the pipe The pipe bursts under high pressure of fluid The flow of fluid through the pipe is suddenly brought to rest by closing of the valve The flow of fluid through the pipe is gradually brought to rest by closing of the valve ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Gradually varied flow is steady uniform non-steady uniform steady non-uniform non-steady non-uniform steady uniform non-steady uniform steady non-uniform non-steady non-uniform ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The atmospheric pressure with rise in altitude decreases first slowly and then steeply unpredictable first steeply and then gradually linearly first slowly and then steeply unpredictable first steeply and then gradually linearly ANSWER DOWNLOAD EXAMIANS APP
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