Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension will increase in size of tube will May increase or decrease depending on the characteristics of liquid Increase Decrease Remain unaffected May increase or decrease depending on the characteristics of liquid Increase Decrease Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The variation in the volume of a liquid with the variation of pressure is called its Surface tension Viscosity Compressibility Capillarity Surface tension Viscosity Compressibility Capillarity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A channel is said to be of most economical cross-section, if It involves lesser excavation for the designed amount of discharge It gives maximum discharge for a given cross-sectional area and bed slope All of these It has minimum wetted perimeter It involves lesser excavation for the designed amount of discharge It gives maximum discharge for a given cross-sectional area and bed slope All of these It has minimum wetted perimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Francis turbine is best suited for Medium head application from 24 to 180 m All types of heads High head installation above 180 m Low head installation up to 30 m Medium head application from 24 to 180 m All types of heads High head installation above 180 m Low head installation up to 30 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface) wA wAx wA/x wx wA wAx wA/x wx ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The atmospheric pressure with rise in altitude decreases unpredictable linearly first slowly and then steeply first steeply and then gradually unpredictable linearly first slowly and then steeply first steeply and then gradually ANSWER DOWNLOAD EXAMIANS APP
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