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= A liquid (p= 750 kg/m3 and u= 0.25 Pa.s) is flowing in a 30-mm diameter tube at an average velocity of 3.4 m/s. Determine

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= A liquid (p= 750 kg/m3 and u= 0.25 Pa.s) is flowing in a 30-mm diameter tube at an average velocity of 3.4 m/s. Determine the (a) Nre; (b) maximum local velocity and (c) u at r = 10 mm,r 15 mm andr 20 mm = =

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