Hydraulics and Fluid Mechanics in ME The error in discharge (dQ/Q) to the error in measurement of head (dH/H) over a triangular notch is given by dQ/Q = 3 × (dH/H) dQ/Q = 2 × (dH/H) dQ/Q = 3/2 × (dH/H) dQ/Q = 5/2 × (dH/H) dQ/Q = 3 × (dH/H) dQ/Q = 2 × (dH/H) dQ/Q = 3/2 × (dH/H) dQ/Q = 5/2 × (dH/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a short cylindrical external mouthpiece, the vena contracta occurs at a distance __________ the diameter of the orifice from the outlet of orifice. One-fourth One-half One-third Equal to One-fourth One-half One-third Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is generally used to pump highly viscous fluid? Screw pump Air lift pump Centrifugal pump Reciprocating pump Screw pump Air lift pump Centrifugal pump Reciprocating pump 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 = π.b.Vf Q = π.D.Vf Q = D.b.Vf Q = π.D.bf.V Q = π.b.Vf Q = π.D.Vf Q = D.b.Vf Q = π.D.bf.V ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity distribution for laminar flow through a circular tube is constant over the cross-section varies linearly from zero at walls to maximum at centre None of these varies parabolically with maximum at the centre is constant over the cross-section varies linearly from zero at walls to maximum at centre None of these varies parabolically with maximum at the centre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure at the summit of a syphon is less than atmospheric more than atmospheric None of these equal to atmospheric less than atmospheric more than atmospheric None of these equal to atmospheric ANSWER DOWNLOAD EXAMIANS APP