A multi-speed motor-driven centrifugal pump is operating with the following parameters:
Motor current = 27 amps
Pump head = 50 psid
Pump flow rate = 880 gpm
Which one of the following will be the approximate new value of pump head if pump speed is increased such that the motor draws 64 amps?
A. 89 psid
B. 119 psid
C. 211 psid
D. 281 psid
Show Answer
Answer: A
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