Hydraulics and Fluid Mechanics in ME The maximum hydraulic efficiency of an impulse turbine is (where φ = Angle of blade tip at outlet) (1 + sin φ)/2 (1 + cos φ)/2 (1 - cos φ)/2 (1 - sin φ)/2 (1 + sin φ)/2 (1 + cos φ)/2 (1 - cos φ)/2 (1 - sin φ)/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property of fluid by virtue of which it offers resistance to shear is called surface tension cohesion adhesion viscosity surface tension cohesion adhesion viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.67 times 0.81 times 0.95 times 0.34 times 0.67 times 0.81 times 0.95 times 0.34 times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of the liquid flowing through the divergent portion of a Venturimeter Depends upon mass of liquid Increases Decreases Remains constant Depends upon mass of liquid Increases Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) + x̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a vessel containing liquid moves downward with a constant acceleration equal to ‘g’ then there will be vacuum in the liquid None of these the pressure throughout the liquid mass is atmospheric the pressure in the liquid mass is greater than hydrostatic pressure there will be vacuum in the liquid None of these the pressure throughout the liquid mass is atmospheric the pressure in the liquid mass is greater than hydrostatic pressure ANSWER DOWNLOAD EXAMIANS APP
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