Hydraulics and Fluid Mechanics in ME The angle of contact in case of a liquid depends upon the material which exists above the free surface of the liquid any one of the above both of die above the nature of the liquid and the solid the material which exists above the free surface of the liquid any one of the above both of die above the nature of the liquid and the solid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 'θ'. Sensitivity of inclined tube to sensitivity of U-tube is equal to 1/Cosθ Cos θ 1/Sinθ Sinθ 1/Cosθ Cos θ 1/Sinθ Sinθ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of water is __________ than that of mercury. Same as Lower None of these Higher Same as Lower None of these Higher ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) σ cosα/4wd 4σ cosα/wd 4wd/σ cosα wd/4σ cosα σ cosα/4wd 4σ cosα/wd 4wd/σ cosα wd/4σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Francis turbine is best suited for High head installation above 180 m Low head installation up to 30 m All types of heads Medium head application from 24 to 180 m High head installation above 180 m Low head installation up to 30 m All types of heads Medium head application from 24 to 180 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have High surface tension Low surface tension Low density High density High surface tension Low surface tension Low density High density ANSWER DOWNLOAD EXAMIANS APP