1. Calculate the power supplied to the pump shown if its efficiency is 76 percent. The pump will transfer water from tank 1 to tank 2 through 4 inch schedule 40 commercial steel pipe network that include 90' standard elbows entrance and exit as shown in the attached figure. Water at 25°C is flowing at the rate of 18m/hour. Assume water density: 998 kg/m3 Water viscosity: 1.002x10°Pa.s Both tanks are opened to atmosphere. The diameter in the suction and discharge are same. 80m 15m 20m 20 m 50 m

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