【Daily Question: Pump Equipment】Multiple-choice Question 2019.3.27
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bk14.jpg Rules for multiple-choice questions: 1. If all answers to a question are incorrect, a reward of 2 wealth points will be given for active participation； 2. A reward of 5 wealth points is given for partially correct answers ； A reward of 8 wealth for all correct answers ； 3. Rewards for answers are available once per person only ； 4. Each reply allows for one management rating only ； 5. The answer and explanation will be visible after responding ； 6. The reply reward is valid for 48 hours. Studying* and winning awards again; come by here every day. Multiple-choice question: The factors that affect the radial clearance of the mouth ring in a centrifugal pump are: A. Medium temperature ； B. Whether the medium contains particles ； C. Diameter of the mouth ring ； D. Whether the material between the stationary and moving mouth rings is prone to interlocking ； E. Viscosity of the medium ； Answer: ABCDE
A. Medium temperature； B. Whether the medium contains particles ； C. Diameter of the mouth ring ； D. Whether the material between the stationary and moving mouth rings is prone to interlocking ； E. Viscosity of the medium ；