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Laminar flow and turbulent flow depends on __________

a) Reynolds number
b) Prandtl number
c) Nusselt number
d) Archimedes number

Answer: a
Explanation: The Reynold number (R) is a dimensionless quantity that is used to determine whether the fluid is following laminar flow (R< 2300), transition flow (2300< R< 4000) and turbulent flow(R >4000).

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