A. Venturimeter
B. Orificemeter
C. Rotameter
D. Pitot tube
Related Mcqs:
- The net positive suction head (NPSH) of a centrifugal pump is defined as the sum of the velocity head and the pressure head at the_________________?
A. Discharge
B. Suction
C. Suction minus vapor pressure of the liquid at suction temperature
D. Discharge minus vapor pressure of the liquid at the discharge temperature - Applying a pressure drop across a capillary results in a volumetric flow rate ‘Q’ under laminar flow conditions. The flow rate for the same pressure drop, in a capillary of the same length but half the radius is____________________?
A. Q/2
B. Q/4
C. Q/8
D. Q/16 - In a fully turbulent flow (Re > 105) in a pipe of diameter ‘d’, for a constant pressure gradient, the dependence of volumetric flow rate of an incompressible fluid is_______________?
A. d
B. d2
C. d2.5
D. d4 - In case of unsteady fluid flow, conditions & flow pattern change with the passage of time at a position in a flow situation. Which of the following is an example of unsteady flow ?
A. Discharge of water by a centrifugal pump being run at a constant rpm
B. Water flow in the suction and discharge pipe of a reciprocating pump
C. Water discharge from a vertical vessel in which constant level is maintained
D. Low velocity flow of a highly viscous liquid through a hydraulically smooth pipe - Bernoulli’s equation for fluid flow is derived following certain assumptions. Out of the assumptions listed below, which set of assumptions is used in derivation of Bernoulli’s equation? A. Fluid flow is frictionless & irrotational. B. Fluid flow is steady. C. Fluid flow is uniform & turbulent. D. Fluid is compressible. E. Fluid is incompressible ?
A. A, C, D
B. B, D, E
C. A, B, E
D. A, D, E - A centrifugal pump has the following specifications: Power = 4 H.P.; Speed = 800 rpm Head = 8 metres Flow = 1000 litres/minutes. If its speed is halved, then the new head will be ______________ metres?
A. 2
B. 4
C. 8
D. 5.5 - The pressure head on sudden contraction in a horizontal pipe is converted into the _____________ head?
A. Elevation
B. Velocity
C. Both A. & B.
D. Neither A. nor B. - Which is not a variable head meter _________________?
A. Venturimeter
B. Pitot tube
C. Rotameter
D. None of these - The flow of a liquid through tapering pipe at a constant rate is an example of _______________ flow?
A. Steady uniform
B. Steady non uniform
C. Unsteady uniform
D. Unsteady non uniform - The fluid velocity varies as the cube of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop for ____________ fluid?
A. Newtonian
B. Pseudo-plastic
C. Dilatent
D. Bingham plastic
