【Daily Question】Production, Storage, and Transportation - 20190721
Thread Content
One question per day on the production, storage, and transportation version; 5 wealth points are awarded for correct answers； Effective participation grants 2 units of wealth ； A special bonus will be given to those who provide a reasonable solution first. Multiple-choice question: The head of a centrifugal pump refers to the increase in （） energy per unit weight of fluid after it passes through the pump ； (A) Total energy including internal energy (B) Mechanical energy (C) Static pressure energy (D) Potential energy (i.e., the actual lift height) (B) Mechanical energy
(D) Potential energy (i.e., the actual lift height)