Hydraulics and Fluid Mechanics in ME The efficiency of a Pelton wheel working under constant head ________ with the increase in power. Remain same Decreases Increases None of these Remain same Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The motion of air mass in a tornado is a free vortex at center and forced vortex outside forced vortex motion forced vortex at center and free vortex outside free vortex motion free vortex at center and forced vortex outside forced vortex motion forced vortex at center and free vortex outside free vortex motion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A metal with specific gravity of 'a' floating in a fluid of same specific gravity 'a' will Be fully immersed with top surface at fluid surface Float over fluid Partly immersed Sink to bottom Be fully immersed with top surface at fluid surface Float over fluid Partly immersed Sink to bottom ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge of a depressed nappe is 6 to 7 percent __________ that of a free nappe. None of these Less than More than Equal to None of these Less than More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a moving fluid on an immersed body is directly proportional to the rate of change of momentum due to the presence of the body. This statement is called Newton's law of viscosity Newton's law of resistance Newton's law of motion Newton's law of cooling Newton's law of viscosity Newton's law of resistance Newton's law of motion Newton's law of cooling ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which the volume of a fluid and its density does not change during the flow is called _________ flow. None of these Compressible Incompressible Viscous None of these Compressible Incompressible Viscous ANSWER DOWNLOAD EXAMIANS APP
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