Instruments: [Daily Question] January 11, 2011

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This post was last edited by cnooczhouyx on 2011-1-13 08:49. [Daily Question] Question for January 11, 2011: 1. If it is found that the range of a pressure transmitter is too small when it is in use on-site, and the range of the transmitter is increased while the range of the secondary display instrument remains unchanged, then the measured pressure value will be ( ) compared to the actual pressure value. A. Too large B. Too small C. Unchanged D. Indeterminate 2. Which of the following methods cannot be used to measure the liquid-liquid phase interface? ( ) A. Float method B. Buoy method C. Differential pressure method D. Radiation method Note: 1) The first 50 participants will definitely receive a reward; in principle, no additional points are given for those beyond 50. Among them, the top 20 who answer correctly receive a \"Wealth 5\" award, while those from 21 to 50 receive a participation award. Those who answer 3 questions correctly and 2 incorrectly receive… ； Points may be awarded additionally for detailed analysis, in-depth discussion, and discretion ； 2) Please hide your replies; the method for doing this is at http://bbs.hcbbs.com/thread-492556-1-1.html. Do not edit the replies after posting them. (No rewards will be given for any replies that are not hidden. ) 3) Posts that expire will be closed, and the answers will become visible after the post is closed ； Thank you all for your participation ； 【Daily Question】Answers for January 11, 2011: 1. B 2. D.