The Reynolds number for an ideal fluid flow is _________________?

Related Mcqs:

Which is the correct relationship for a centrifugal pump? (Where, D = Impeller diameter, inches H = Head developed, ft of liquid pumped N = Speed of pump, rpm) ?

A. D = 1840 H0.5/N B. D = 1840 N/H0.5 C. H = 1840 D0.5/N D. D = 1840 H/N...

Molten soap mass is transported by a ______________ pump?

A. Diaphragm B. Reciprocating C. Gear D. Centrifugal...

In case of hydraulically smooth pipe, the resistance to flow depends only on the Reynolds number, whereas for a hydraulically rough pipe, the resistance to flow is governed by the relative roughness. Two pipes are said to have the same hydraulic roughness, when they have equal values of___________________?

A. Relative roughness B. Absolute roughness C. Friction co-efficient for flows at equal Reynold number D. All A., B. & C....

The pressure head of a flow meter remains constant for_________________?

A. Venturimeter B. Orificemeter C. Rotameter D. Pitot tube...

In turbulent flow, a rough pipe has the same friction factor as a smooth pipe____________________?

A. In the zone of complete turbulence B. When the roughness projections are much smaller than the thickness of the laminar film C. Everywhere in the transition zone D. When the friction factor is independent of the Reynold’s number...