A centrifugal pump discharging 900 gpm and operates at 1800 rpm against a head of 120 feæet has a power output of 30 hp. If the pump is to operate at 1200 rpm assuming efficiency remains constant. Determine the new discharge in gpm, the head and power.

A centrifugal pump discharging 900 gpm and operates at 1800 rpm against a head of 120 feæet has a power output of 30 hp. If the pump is to operate at 1200 rpm assuming efficiency remains constant. Determine the new discharge in gpm, the head and power.

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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Question

A centrifugal pump discharging 900 gpm and operates at 1800
rpm against a head of 120 feet has a power output of 30 hp. If
the pump is to operate at 1200 rpm assuming efficiency remains
constant. Determine the new discharge in gpm, the head and
power.

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