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____________________?

Related Mcqs:

For turbulent flow of an incompressible fluid through a pipe, the flow rate „Q‟ is proportional to (Δ P)n, where ΔP is the pressure drop. The value of exponent ‘n’ is_________________?

A. 1 B. 0 C. < 1 D. > 1...

Which of the following is used for very accurate measurement of flow of gas at low velocity ?

A. Pitot tube B. Rotameter C. Segmental orificemeter D. Hot wire anemometer...

In hindered settling, the particles are_________________________?

A. Placed farther from the wall B. Not affected by other particles and the wall C. Near each other D. None of these...

Drag co-efficient CD, in Stoke’s law range is given by________________?

A. CD = 16/Re.p B. CD = 24/Re.p C. CD = 18.4/Re.p D. CD = 0.079/Re 0.25.p...

For a given Reynolds number, in a hydraulically smooth pipe, further smoothening ____________ the friction factor?

A. Brings about no further reduction of B. Increases C. Decreases D. None of these...