— What are they doing now?
— They work in a bank.
Which of the following operating features do displacement pumps bear if they are working under no-cavitation condition?()
(1) output is almost directly proportional to speed
(2) they are self-priming
(3) they will develop a discharged pressure equal to the resistance to be overcome, irrespective of speed
They work in the same company and they are __________ with each other.
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