Which one of the following operations in a closed system will cause a decrease in available net positive suction head for a centrifugal pump ___

Which one of the following operations in a closed system will cause a decrease in available net positive suction head for a centrifugal pump?

A. Decreasing the inlet fluid temperature.
B. Increasing the pump discharge pressure.
C. Throttling open the pump suction valve.
D. Throttling open the pump discharge valve.

Show Answer

Answer: D

Share your understanding of this question with the correct explanation.