Hydraulics and Fluid Mechanics in ME Discharge (Q) of a centrifugal pump is given by (where D = Diameter of impeller at inlet, b = Width of impeller at inlet, and Vf = Velocity of flow at inlet) Q = π.b.Vf Q = D.b.Vf Q = π.D.bf.V Q = π.D.Vf Q = π.b.Vf Q = D.b.Vf Q = π.D.bf.V Q = π.D.Vf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is dimensionless? Specific speed Specific gravity Specific volume Specific weight Specific speed Specific gravity Specific volume Specific weight ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Working principle of dead weight pressure gauge tester is based on Avogadro’s hypothesis Pascal’s law Dalton’s law of partial pressure Newton’s law of viscosity Avogadro’s hypothesis Pascal’s law Dalton’s law of partial pressure Newton’s law of viscosity 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. None of these Contracts Expands Does not change None of these Contracts Expands Does not change ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pitot tube is used to measure velocity at stagnation point static pressure stagnation pressure dynamic pressure velocity at stagnation point static pressure stagnation pressure dynamic pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Kinematic viscosity is equal to dynamicviscosity x density dynamic viscosity/density 1/dynamicviscosity x density density/dynamic viscosity dynamicviscosity x density dynamic viscosity/density 1/dynamicviscosity x density density/dynamic viscosity ANSWER DOWNLOAD EXAMIANS APP
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