13春学期《钢结构(二)》在线作业1(国外英文资料).docVIP

13春学期《钢结构(二)》在线作业1(国外英文资料) Northeastern University, 14 spring, 13 autumn East, 13 spring semester, steel structure (two) online homework 1 Total score: 100 test time: - Radio examination Radio examination questions (20 questions, 100 points) 1., under the premise of giving full play to the strength of materials, if the other conditions are the same, the minimum height of Q235 steel beam is hmin______Q345, and the Hmin of steel beam. A. greater than B. is less than C. Be equal to D. is uncertain Full marks: 5 2. solid columns should be ______. A. strength calculation B. strength, overall stability, local stability and slenderness ratio are calculated C. strength, overall stability and slenderness ratio are calculated D. strength and slenderness ratio are calculated Full marks: 5 Three A. A B. B C. C D. D Full marks: 5 Four A. A B. B C. C D. D Full marks: 5 Five A. A B. B C. C D. D Full marks: 5 Six A. A B. B C. C D. D Full marks: 5 Seven A. A B. B C. C D. D Full marks: 5 8. solid axis tension member calculation includes ______. A. strength B. strength and overall stability C. intensity, local stability and overall stability D. strength and slenderness ratio Full marks: 5 Nine A. A B. B C. C D. D Full marks: 5 10. the stress concentration is more serious, the steel becomes more brittle, this is because ______. A. stress concentration reduces the yield point of the material B. stress concentration produces a stress field with the same number, so that the plastic deformation is restrained The stress at the C. stress concentration is higher than that of the average stress D. stress concentration reduces the tensile strength of steel Full marks: 5 Eleven A. A B. B C. C D. D Full marks: 5 12. to calculate the geometric parameters of ______, application of the net section. A. normal stress B. shear stress C. overall stability D. local stability Full marks: 5 assignments, the answer did not upload, first for everyone to review the use, if you need to answer the specific, lo