A. Long pipe at constant rate
B. Long pipe at decreasing rate
C. Expanding tube at increasing rate
D. Expanding tube at constant rate
Related Mcqs:
- Unsteady uniform flow is represented by flow through a/an_________________?
A. Long pipe at constant rate
B. Long pipe at decreasing rate
C. Expanding tube at increasing rate
D. Expanding tube at constant rate - 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 - Steady uniform flow is represented by flow through a/an ___________________?
A. Long pipe at constant rate
B. Long pipe at decreasing rate
C. Expanding tube at constant rate
D. None of these - Steady non-uniform flow is exemplified by flow through a/an___________________?
A. Long pipe at constant rate
B. Long pipe at decreasing rate
C. Expanding tube at increasing rate
D. Expanding tube at constant rate - The component of acceleration resulting due to unsteady nature of flow is called ____________ acceleration?
A. Normal
B. Local
C. Convective
D. Tangential - For one dimensional flow of an incompressible fluid in unsteady state in x-direction, the continuity equation is given by_______________?
A. ∂u/∂x = 0
B. ∂(ρu)/∂x = 0
C. (∂u/∂x) = – (∂ρ/∂t)
D. ∂ρ/∂t = 0 - Select the correct practical example of steady non-uniform flow?
A. Motion of water around a ship in a lake
B. Motion of river around bridge piers
C. Steadily decreasing flow through a reducing section
D. Steadily increasing flow through a pipe - If more than two branches of pipes are to be connected at the same point, then use a/an_________________?
A. Elbow
B. Union
C. Tee
D. None of these - The energy loss in flow through Venturimeter is less than that through flow nozzle, because in case of a flow nozzle, the ?
A. Length is shorter
B. Throat diameter is more
C. Sudden expansion of flow in the downstream occurs
D. Distance between the throat and the inlet is more
