Hydraulics and Fluid Mechanics in ME Reynolds number is significant in All of these full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc supersonics, as with projectile and jet propulsion simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls All of these full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc supersonics, as with projectile and jet propulsion simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A weir is said to be broad crested weir, if the width of the crest of the weir is ________ half the height of water above the weir crest. Less than Equal to None of these More than Less than Equal to None of these More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid) 4μvl/wd² 8μvl/wd² 16μvl/wd² 32μvl/wd² 4μvl/wd² 8μvl/wd² 16μvl/wd² 32μvl/wd² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow) 0.577 D 0.707 D 0.223 D 0.423 D 0.577 D 0.707 D 0.223 D 0.423 D ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of sound in a ideal gas varies directly as its density absolute temperature modulus of elasticity temperature density absolute temperature modulus of elasticity temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Euler’s dimensionless number relates the following pressure force and inertial force inertial force and gravity viscous force and buoyancy force viscous force and inertial force pressure force and inertial force inertial force and gravity viscous force and buoyancy force viscous force and inertial force ANSWER DOWNLOAD EXAMIANS APP
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