Hydraulics and Fluid Mechanics in ME The efficiency of a Pelton wheel working under constant head ________ with the increase in power. Decreases Increases Remain same None of these Decreases Increases Remain same None of these 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? Metal piece will sink to the bottom The metal piece will simply float over the mercury 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 Metal piece will sink to the bottom The metal piece will simply float over the mercury 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Newton's law of resistance is based on the assumption that the Planes of the body are completely smooth All of these Fluid particles do not exert any influence on one another Space around the body is completely filled with the fluid Planes of the body are completely smooth All of these Fluid particles do not exert any influence on one another Space around the body is completely filled with the fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow whose streamline is represented by a curve, is called Two-dimensional flow One-dimensional flow Three-dimensional flow Four-dimensional flow Two-dimensional flow One-dimensional flow Three-dimensional flow Four-dimensional flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The eddy viscosity for turbulent flow is a physical property of the fluid. dependent on the flow independent of the flow a function of temperature only a physical property of the fluid. dependent on the flow independent of the flow a function of temperature only ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A floating body is said to be in a state of stable equilibrium when its metacentric height is zero only when its centre of gravity is below its centre of buoyancy when the metacentre is above the centre of gravity when the metacentre is below the centre of gravity when its metacentric height is zero only when its centre of gravity is below its centre of buoyancy when the metacentre is above the centre of gravity when the metacentre is below the centre of gravity ANSWER DOWNLOAD EXAMIANS APP