Example (1-5): A waterline 5000m long is composed of three sections A,B, and C. Section A has a 200-mm inside diameter and is 1500m long. Section C has a 400-mm inside diameter and is 2000m long. The middle section B consists of two parallel pipes each 3000m long. One of the parallel pipes has a150 mm inside diameter and the other has a 200-mm inside diameter. Assume no elevation change throughout. Calculate the pressures and flow rates in this piping system at a flow rate of 500m3/h and f= 0.032

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