Daily Quizzes: Many Rewards Await (September 29–September 30)

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This post was last edited by springpang on 2014-9-17 08:05. 1. The compression and pressure-raising process of water in a pump can be regarded as _______________. A. Isothermal process ； B. Isobaric process ； C. Adiabatic process 2. In a surface-type heat exchanger, when the cold fluid and the hot fluid flow parallel to each other in opposite directions, it is called ____________. A. Hybrid ； B. Counterflow type ； C. Downstream type 3. The function of the main oil tank of the turbine is ____________________________________. A. Store oil, separate impurities ； B. Store oil, separate moisture ； C. Store oil, separate water, impurities, and sediment. Please hide your replies; editing after posting is ineffective! Those with different opinions on the provided answer keys can post discussions the next day. For multiple accounts under the same IP, only the first response counts as valid. All three questions are multiple-choice questions; 3 points are awarded for each correct answer, and 10 points – worth either Wealth or Charm – are given for getting all three answers right. There is a reward for everyone who participates. Please hide your replies; the method for doing this is: http://bbs.hcbbs.com/thread-492556-1-1.html. Those who provide in-depth explanations and discussions in addition to giving correct answers will receive additional rewards as appropriate. Question 1: C; Question 2: B; Question 3: C