四川大学收集教导学院《土力学及地基基础》第二次网上功课谜底(国外英文资料).doc

四川大学网络教育学院《土力学及地基基础》第二次网上作业答案(国外英文资料) Soil mechanics and foundations of foundations the second online assignment Welcome to XXXXX (XXXXXXXXXX) Your score:? 100.0? Completion date: 22:36, 2014, 30, 2014 Description:? The answer in each of the brackets is your highest score, and the standard answer will be next to the question after the end of the assignment, which is the 11th of 2009. One, single choice question. This is a total of 17 questions, with a total of 68.0. Only one of the choices given in each question is in line with the requirements. The measure of water permeability is (?) ? ? ? ? ? B (??) Water head gradient Permeability coefficient Dynamic water pressure D. Relative density The following is a false statement about self-stress. ? ? ? (D)? A. it is caused by the soil It is not usually caused by the settlement of the foundation C. Uniformly distributed on any horizontal plane D. size is only related to the natural state of soil The base limit of the ultimate bearing capacity of the foundation of the foundation of the base of the base of the foundation is (?). ? ? ? (? A?) A. the rough strip area B. the smooth strip area C. rough rectangular area D. smooth rectangular area The total pressure on the back of the wall will be (?) when the ground is covered with ground water. ? ? ? ? ? (A)? A. increase B. decrease C. the same Not sure 5. Detailed exploration and the depth of the holes with main stress layer can control the foundation for the principle, when the base width is not more than 5 m, and no weakness in the settlement calculation depth layer, generally preferable for strip foundation, hole depth of the width of the foundation () ? ? ? (? C? A. 1 times B. 2 times C. three times D. four times For masonry bearing structure, the deformation characteristics of control are (?) when calculating the deformation of the foundation. ? ? (? C? A. settlement B. tilt Partial dip The settlement difference between D. In order to withstand the pile foundation of ver