Instruments: [Daily Question] February 15, 2011

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This post was last edited by cnooczhouyx on 2011-2-16 08:18. [Daily Question] Question for February 15, 2011: 1. In a temperature difference measurement system using a K-type thermocouple, if, during fault handling, the low-temperature thermocouple is mistakenly replaced with an E-type thermocouple, then the reading displayed by the instrument will ( ). A、Low B、High C、Unchanged D、Uncertain 2、If there is a local short circuit between the resistive wires or if metal shavings are present inside the protective tube, the display instrument will indicate ( ). A. Maximum value B. Minimum value C. Lower than the actual value or unstable reading D. Room temperature Notes: 1) The top 50 participants will definitely receive a reward; in principle, no additional points are given for those beyond 50. Among them, the first 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】Answer for February 15, 2011: 1. B 2. C.