Hydraulics and Fluid Mechanics in ME When a body is placed over a liquid, it will sink down if Gravitational force is equal to the up-thrust of the liquid None of these Gravitational force is less than the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid Gravitational force is equal to the up-thrust of the liquid None of these Gravitational force is less than the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required to drive a centrifugal pump is directly proportional to _________ of its impeller. Diameter Cube of diameter Fourth power of diameter Square of diameter Diameter Cube of diameter Fourth power of diameter Square of diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is used to measure the discharge ? hotwire anemometer pitot tube venturimeter current meter hotwire anemometer pitot tube venturimeter current meter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a Pelton wheel working under constant head ________ with the increase in power. None of these Increases Remain same Decreases None of these Increases Remain same Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which place in hydraulic turbine is most susceptible for cavitations? Penstock Inlet of draft rube Blade inlet Guide blade Penstock Inlet of draft rube Blade inlet Guide blade ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reynolds number is significant in supersonics, as with projectile and jet propulsion All of these simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc supersonics, as with projectile and jet propulsion All of these simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc ANSWER DOWNLOAD EXAMIANS APP
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