4. A 6-cm diameter horizontal water pipe expands gradually to a 9-cm diameter pipe. The walls of expansion section are a

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4 A 6 Cm Diameter Horizontal Water Pipe Expands Gradually To A 9 Cm Diameter Pipe The Walls Of Expansion Section Are A 1 (19.96 KiB) Viewed 50 times

4. A 6-cm diameter horizontal water pipe expands gradually to a 9-cm diameter pipe. The walls of expansion section are angled 20 degree from the axis. The average velocity and pressure of water before the expansion section are 7m/s and 150 kPa, respectively. Determine the head loss in the expansion section and the pressure in the larger-diameter pipe.