Production Technology: 【Daily Question】10-11-15 [Monday]
Thread Content
Which of the following statements about the heat transfer coefficient K is incorrect? A. In the heat transfer process, the overall heat transfer coefficient K is actually an average value ； B. The overall heat transfer coefficient K varies depending on the chosen heat transfer surface ； C. The overall heat transfer coefficient K can be used to indicate the intensity of the heat transfer process, and it is independent of the physical properties of the hot and cold fluids ； D. To increase the K value, one should start by reducing the maximum thermal resistance ； 1) All participants will receive a reward. Simple explanations are encouraged. 2) Please hide your replies; the method to do this is: http://bbs.hcbbs.com/thread-492556-1-1.html. Do not edit the replies after posting them, and do not provide repeated answers ； 3) The answer C will be visible after responding
Reply 1# shmily327 A, B, C
C. The overall heat transfer coefficient K can be used to indicate the intensity of the heat transfer process, and it is independent of the physical properties of the hot and cold fluids；
C. The overall heat transfer coefficient K can be used to indicate the intensity of the heat transfer process, and it is independent of the physical properties of the hot and cold fluids；