Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have High surface tension Low surface tension Low density High density High surface tension Low surface tension Low density High density ANSWER DOWNLOAD EXAMIANS APP
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 = D.b.Vf Q = π.D.Vf Q = π.D.bf.V Q = π.b.Vf Q = D.b.Vf Q = π.D.Vf Q = π.D.bf.V Q = π.b.Vf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Geometric similarity is said to exist between the model and the prototype, if both of them Have identical forces Are identical in shape, but differ only in size Are equal in size and shape Have identical velocities Have identical forces Are identical in shape, but differ only in size Are equal in size and shape Have identical velocities ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta) H × √(2g) √(2gh) 2gH 2g × √H H × √(2g) √(2gh) 2gH 2g × √H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Fourneyron turbine is _________ reaction turbine. An inward flow An outward flow An axial flow A mixed flow An inward flow An outward flow An axial flow A mixed flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The sheet of water flowing over a notch or a weir is known as Orifice None of these Sill or crest Nappe or vein Orifice None of these Sill or crest Nappe or vein ANSWER DOWNLOAD EXAMIANS APP
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