The capacity of a centrifugal pump should only be reduced by:

The capacity of a centrifugal pump should only be reduced by:

The capacity of a centrifugal pump should only be reduced by:




a. Throttling the suction valve
b. Closing the suction valve
c. Closing both suction and discharge valves
d. Opening the pump casing vent valve
e. Throttling the discharge valve





Answer: E


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