Hydraulics and Fluid Mechanics in ME The flow ratio in case of Francis turbine varies from 0.4 to 0.5 0.15 to 0.3 0.6 to 0.9 1 to 1.5 0.4 to 0.5 0.15 to 0.3 0.6 to 0.9 1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Differential manometer is used to measure Atmospheric pressure Very low pressure Difference of pressure between two points Pressure in pipes, channels etc. Atmospheric pressure Very low pressure Difference of pressure between two points Pressure in pipes, channels etc. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Property of a fluid by which its own molecules are attracted is called compressibility cohesion adhesion viscosity compressibility cohesion adhesion viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. Less than More than Equal to None of these Less than More than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is an incorrect statement ? Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined Coefficient of contraction of a venturimeter is unity None of these Flow nozzle is cheaper than venturimeter but has higher energy loss Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined Coefficient of contraction of a venturimeter is unity None of these Flow nozzle is cheaper than venturimeter but has higher energy loss ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The celerity (velocity) of a pressure wave in a fluid is given by (where K = Bulk modulus, and ρ = Density of the fluid) K.ρ ρ/K None of the listed here K/ρ K.ρ ρ/K None of the listed here K/ρ ANSWER DOWNLOAD EXAMIANS APP
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