Water at 20 ° C is pumped at 1500 gal/min from the lower tothe upper reservoir, as in Fig. P3.180. Pipe friction lossesare approximated by h f ≈27 V 2 /(2 g ), where V is the averagevelocity in the pipe. If the pump is 75 percent effi cient,what horsepower is needed to drive it? 22 = 150 ft21 = 50 ftD = 6 inPump

Water temperature T = 20 0C Flow rate Q = 1500 gal/min = 3.342014ft3/sec Friction loss approximation…

Answered: 22 = 150 ft 21 = 50 ft D = 6 in Pump

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Water at 20 ° C is pumped at 1500 gal/min from the lower to
the upper reservoir, as in Fig. P3.180. Pipe friction losses
are approximated by h _f ≈27 V ² /(2 g ), where V is the average
velocity in the pipe. If the pump is 75 percent effi cient,
what horsepower is needed to drive it?

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