【Daily Question: Pump Equipment】True or False Question, 2018.12.27

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Rules for the multiple-choice questions in bg2.png: 1. A reward of 2 Wealth is given for actively attempting both questions despite getting them wrong; 4 Wealth is awarded for getting one question right and the other wrong; 6 Wealth is given for answering both questions correctly ； 2. Rewards for answers are available once per person only ； 3. Each reply allows for one management rating only ； 4. The answer and its explanation will be visible after responding ； 5. The reward is valid for 48 hours. Studying* and winning awards again; come by here every day. 1. Is the efficiency of a pump the ratio of useful power to shaft power? ( ) 2. The value of the cavitation specific speed is independent of the outlet parameters of the pump; the higher this value, the better the pump’s resistance to cavitation. ( ) Answer: 1. Correct, 2. Correct