Hydraulics and Fluid Mechanics in ME A hemispherical tank of radius (R) has an orifice of cross-sectional area (a) at its bottom and is full of liquid. The time required to empty the tank completely is 14π R5/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The shear stress-strain graph for a Newtonian fluid is a Elliptical Parabolic curve Hyperbolic curve Straight line Elliptical Parabolic curve Hyperbolic curve Straight line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Newton’s law of viscosity relates intensity of pressure and rate of angular deformation shear stress, viscosity and temperature shear stress and rate of angular deformation viscosity and rate of angular deformation intensity of pressure and rate of angular deformation shear stress, viscosity and temperature shear stress and rate of angular deformation viscosity and rate of angular deformation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called hyper-sonic, if the Mach number is Unity Less than unity Between 1 and 6 None of these Unity Less than unity Between 1 and 6 None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an internal mouthpiece is running free, the discharge through the mouthpiece is (where a = Area of mouthpiece, and H = Height of liquid above the mouthpiece) 0.5 a. √2gH √2gH 0.707 a. √2gH 0.855 a. √2gH 0.5 a. √2gH √2gH 0.707 a. √2gH 0.855 a. √2gH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The vapour pressure over the concave surface is less man the vapour pressure over the plane surface zero greater than the vapour pressure over the plane surface equal to the vapour pressure over the plane surface less man the vapour pressure over the plane surface zero greater than the vapour pressure over the plane surface equal to the vapour pressure over the plane surface ANSWER DOWNLOAD EXAMIANS APP
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