2 A 70 percent effi cient pump delivers water at 208C from one reservoir to another 20
Chapter 6, Problem p6.102(choose chapter or problem)
2 A 70 percent effi cient pump delivers water at 208C from one reservoir to another 20 ft higher, as in Fig. P6.102. The piping system consists of 60 ft of galvanized iron 2-in pipe, a reentrant entrance, two screwed 908 long-radius elbows, a screwed-open gate valve, and a sharp exit. What is the input power required in horsepower with and without a 68 well-designed conical expansion added to the exit? The fl ow rate is 0.4 ft3 /s. 20 ft 6 cone Pump
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