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29. A horizontal tube has different cros...

29. A horizontal tube has different cross sections at points A 30 and B. The areas of cross section are a, and az, respectively, and pressures at these points are p = pgh, and p = pgh, where p is the density of liquid flowing in the tube and h, and h, are heights of liquid columns in vertical tubes connected at A and B. If h, -h, = h, then the flow rate of the liquid in the horizontal tube is 28h a. dia 22 b. and he said [(a +ažih "V2g(a} -a) . d. C. aj 2a angh Vaz-a

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