There are two pipelines with diameters d1 = 100 mm and d2 = 50 mm. The kinematic viscosity of liquids flowing through pipelines is v1 = 23•10-6 m2/s and v2 = 9•10-6 m2/s The liquid speed in a pipeline of larger diameter is v1 = 7 m/s. At what speed in a small pipeline will the flows be similar?
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