A ___ pump in a liquid system should be started with its discharge valve ___ to avoid rupturing the pump casing and/or discharge piping

A __________ pump in a liquid system should be started with its discharge valve __________ to avoid rupturing the pump casing and/or discharge piping.

A. centrifugal; fully closed
B. centrifugal; fully open
C. positive displacement; fully closed
D. positive displacement; fully open

Show Answer

Answer: D

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