A typical radial-flow centrifugal pump is operating at rated conditions in an open system with all valves fully open.
If the pump discharge valve is throttled to 50 percent closed, pump discharge pressure will __________; and pump motor current will __________.
A. decrease; decrease
B. decrease; increase
C. increase; increase
D. increase; decrease
Show Answer
Answer: D
Share your understanding of this question with the correct explanation.