问题

Increasing the speed of a centrifugal pump will result in an increase in its capacityAnoth

Increasing the speed of a centrifugal pump will result in an increase in its capacityAnother means of increasing the capacity of a centrifugal pump is to increase the _____.

A.diameter of the discharge piping, with all other factors remaining the same

B.diameter of the suction piping, with all other factors remaining the same

C.width of the impeller only

D.diameter of the impeller

请帮忙给出正确答案和分析，谢谢！

参考答案

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