Hydraulics and Fluid Mechanics in ME When time of closure tc = L/v0 (where L is length of pipe and v0 is speed of pressure wave), the portion of pipe length subjected to maximum head is L/3 L/4 L/2 L L/3 L/4 L/2 L ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece) 1.585 a.√(2gH) 1.855 aH.√(2g) 0.855 a.√(2gH) 5.85 aH.√(2g) 1.585 a.√(2gH) 1.855 aH.√(2g) 0.855 a.√(2gH) 5.85 aH.√(2g) 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 Remain same Decreases Increases None of these Remain same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid in equilibrium can't sustain Bending stress Tensile stress Compressive stress Shear stress Bending stress Tensile stress Compressive stress Shear stress ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an immersed body, center of pressure is above the center of gravity below be center of gravity could be above or below e.g. depending on density of body and liquid at the center of gravity above the center of gravity below be center of gravity could be above or below e.g. depending on density of body and liquid at the center of gravity 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 Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. Supersonics, as with projectile and jet propulsion All of the listed here Simultaneous motion through two fluids where there is a surface of discontinuity, 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 the listed here ANSWER DOWNLOAD EXAMIANS APP
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