【Daily Question】June 10 – Centrifugal pump flow rate problem (+2 for the first 80 participants; +3–8 points in wealth for correct answers)

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This post was last edited by whthday on 2015-6-15 at 10:26. The Mechanical Section has introduced the \"Question of the Day\" feature, which not only helps to foster an active atmosphere for technical discussions and guide the direction of such exchanges but also provides users with financial rewards, enabling them to experience various cool features. 【Daily Question】 The centrifugal pump originally delivered water at a flow rate of qV. Now it is used to transport an aqueous solution with a density 1.2 times that of water, assuming its other physical properties are the same as those of water and the pipeline conditions remain unchanged. The flow rate ( ) A. increases ； B. Reduce ； C. Unchanged ； D. Unable to determine. Answer: C. Requirements and hints for answering the question: Reply with the answer you think is correct; if you provide a detailed explanation or analysis of the question or answer, an additional reward will be given. Extra rewards will be awarded if your answer is correct and your explanation is thorough and accurate. Feel free to answer the questions. Please note: We will close this post after 24 hours, and at that time we will announce the best reply (the best assistance), as well as the answer and explanation. Do not submit answers repeatedly. As a reward for your effort, if you post a topic in this section within two days that provides a detailed explanation of the knowledge points covered by this question, please reply or leave a comment in this post to inform us, and we will have a moderator assign you + Charm. It is not allowed to simply copy and paste; original content is preferred, with at least some organization by the user along with personal insights. After registration, we will rank participants based on the content of their posts: the last-place participant will receive +1 charm, the second-to-last +2 charm, and so on, with the highest score earning +5 charm. Call for weekly topics and daily questions (prizes for participation) [Mechanical Section] Collection of essential knowledge [Seeking manufacturer sponsorship] (long-term campaign) [Rewards for recommending valuable content] Summary of daily questions and answers related to mechanical equipment for 2015