【Daily Question】 【AC Version for Static Equipment...Question 92】 April 2, 2019 – Revised multiple-choice questions...Everything is going well

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bg4.png【Daily Question】【AC Version for Static Equipment...Question No. 92】April 2, 2019. Modified multiple-choice question...Everything is going well...........................................................................The question is taken from the standard NB/T 47041-2014 \"Tower Containers\". Please point out any inaccuracies in the modifications; if you have any good suggestions, feel free to leave a reply – rewards will be given generously. ........................................................................... Answers (multiple choice, multiple choice, multiple choice) please fill in in order. Reward rules: 1 wealth for participation, 3 wealth for each correct answer, up to a maximum of 10 wealth. ...........................................................................1. When the design temperature is below 20°C, the allowable stress at ( )°C shall be used. A, 0 ； B, 10 ； C, 20 ； D, 50 ； ---------------------2. When seismic loads or wind loads are combined with other loads specified in 4.2.4, the design stress of the components is allowed to be no more than () times the allowable stress; the requirements for such combinations shall comply with the provisions of the relevant standards. A、1.1 ； B, 1.2 ； C, 1.5 ； D, 2.0 ； ---------------------3. The highest safety factor appearing in the denominator when calculating the allowable stress is 2.7. （）A、Correct ； B. Incorrect ； ---------------------Answer: (Assessing the allowable stress of tower-type containers) 1. C 2. B 3. B (In the calculation of the allowable stress for aluminum, copper, zirconium, and their alloys, it is tensile strength/3)