Basic Process Knowledge (Multiple Choice) 20180427
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Fundamentals of Processing (Multiple Choice) 20180427 – Sealing rings of centrifugal pumps. A. Only the stationary ring can be set. B. Only the rotating ring can be set. C. Both the rotating ring and the stationary ring must be set. D. A or B. Hint: The small impeller does not require a rotating ring.
Sealing ring D of the centrifugal pump. A. Only the stationary ring can be set B. Only the moving ring can be set C. Both the moving ring and the stationary ring must be set D. A or B
A. Only a ring can be set. When will the answers be released, so I can know if I’m right?
C. A moving ring and a fixed ring must be provided simultaneously