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. None of these More than Less than Equal to None of these More than Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific gravity of an oil whose specific weight is 7.85 kN/m3, is 1 1.2 0.8 1.6 1 1.2 0.8 1.6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to Archimedes’ principle Equilibrium of a floating body Bernoulli’s theorem Buoyancy Archimedes’ principle Equilibrium of a floating body Bernoulli’s theorem Buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The upper surface of a weir over which water flows is known is crest nappe weir top sill crest nappe weir top sill ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The working of which of the following hydraulic units is based on Pascal's law? Air lift pump Hydraulic coupling Jet pump Hydraulic press Air lift pump Hydraulic coupling Jet pump Hydraulic press ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum thickness of boundary layer in a pipe of radius r is 2r r r/2 2r r r/2 ANSWER DOWNLOAD EXAMIANS APP
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