Hydraulics and Fluid Mechanics in ME The flow ratio in case of Francis turbine varies from 1 to 1.5 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called Archimedes’s principle Principle of flotation Pascal’s law Bernoulli’s theorem Archimedes’s principle Principle of flotation Pascal’s law Bernoulli’s theorem ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of fluid due to hammer blow is Inversely proportional to (density)1/2 of fluid Directly proportional to (density)1/2 of fluid Inversely proportional to density of fluid Directly proportional to density of fluid Inversely proportional to (density)1/2 of fluid Directly proportional to (density)1/2 of fluid Inversely proportional to density of fluid Directly proportional to density of fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy. None of these Lies below Coincides with Lies above None of these Lies below Coincides with Lies above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Newton’s law of viscosity relates intensity of pressure and rate of angular deformation shear stress, viscosity and temperature viscosity and rate of angular deformation shear stress and rate of angular deformation intensity of pressure and rate of angular deformation shear stress, viscosity and temperature viscosity and rate of angular deformation shear stress and rate of angular deformation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? The metal piece will be immersed in mercury by half The metal piece will simply float over the mercury Metal piece will sink to the bottom Whole of the metal piece will be immersed with its top surface just at mercury level The metal piece will be immersed in mercury by half The metal piece will simply float over the mercury Metal piece will sink to the bottom Whole of the metal piece will be immersed with its top surface just at mercury level ANSWER DOWNLOAD EXAMIANS APP
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