单选题If a centrifugal pump were continually operated with the discharge valve closed, the （）.Amotor controller overload would openBpump would eventually overheatCrelief valve would continuously cycle openDmotor would overheat
单选题
If a centrifugal pump were continually operated with the discharge valve closed, the （）.
A
motor controller overload would open
B
pump would eventually overheat
C
relief valve would continuously cycle open
D
motor would overheat
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