Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film) μπ²NR/60t μπ²NR³/60t μπ²NR⁴/60t μπ²NR²/60t μπ²NR/60t μπ²NR³/60t μπ²NR⁴/60t μπ²NR²/60t ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Froude number is significant in Simultaneous motion through two fluids where there is a surface of discontinuity, gravity forces, and wave making effect, as with ship's hulls Supersonics, as with projectile and jet propulsion All of the listed here Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. Simultaneous motion through two fluids where there is a surface of discontinuity, gravity forces, and wave making effect, as with ship's hulls Supersonics, as with projectile and jet propulsion All of the listed here Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel working under a constant head and discharge, has maximum efficiency when the speed ratio is 0.46 0.26 0.36 0.56 0.46 0.26 0.36 0.56 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following velocity potentials satisfies continuity equation ? cosx x2y x2 + y2 x2-y2 cosx x2y x2 + y2 x2-y2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to avoid cavitation in centrifugal pumps The delivery pressure should be low The delivery pressure should be high The suction pressure should be low The suction pressure should be high The delivery pressure should be low The delivery pressure should be high The suction pressure should be low The suction pressure should be high ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a liquid stream while flowing over a weir __________ at the ends of the sill. Expands None of these Does not change Contracts Expands None of these Does not change Contracts ANSWER DOWNLOAD EXAMIANS APP
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