Hydraulics and Fluid Mechanics in ME Which of the following instrument can be used for measuring speed of a submarine moving in deep sea pitot tube hot wire anemometer Venturimeter rotameter pitot tube hot wire anemometer Venturimeter rotameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on the top of a closed cylindrical vessel of radius (r) completely filled up with liquid of specific weight (w) and rotating at (ω) rad/s about its vertical axis, is π w ω² r²/4g π w ω² r⁴/4g π w ω² r²/2g π w ω² r³/4g π w ω² r²/4g π w ω² r⁴/4g π w ω² r²/2g π w ω² r³/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the liquids with rise in temperature Remain unaffected Decreases Unpredictable Increases Remain unaffected Decreases Unpredictable Increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of an airfoil, the separation of flow occurs at the extreme rear of body any where between rear and front of body depending upon Reynolds number at the extreme front of body midway between rear and front of body at the extreme rear of body any where between rear and front of body depending upon Reynolds number at the extreme front of body midway between rear and front of body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reynolds number is significant in full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc 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 supersonics, as with projectile and jet propulsion full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc 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 supersonics, as with projectile and jet propulsion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property of a fluid which enables it to resist tensile stress is known as surface tension cohesion adhesion compressibility surface tension cohesion adhesion compressibility ANSWER DOWNLOAD EXAMIANS APP