成考院校在线答案
- 2022-09-12 [多选] <p class="MsoNormal">16、<span style="font-family:宋体">在下列关于内力与应力的讨论中，说法</span> <span style="font-family:宋体">（</span><span lang="EN-US"> </span><span style="font-family:宋体">）是正确的。</span></p>
- 2022-09-12 [多选] <p class="MsoNormal">6、 <span style="font-family:Microsoft Yahei;">等直杆受力如图所示，其中在</span><span>BC</span><span style="font-family:Microsoft Yahei;">段内（</span><span> </span><span style="font-family:Microsoft Yahei;">）。<img src="http://wljy.whut.edu.cn:80/uploadfiles/kindeditorAttached/image/20191203/20191203161418_59.png" alt=""></span></p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">25、<span style="font-family:宋体">如图所示三个大小均为</span><span lang="EN-US">F</span><span style="font-family:宋体">的力作用于一点，要使质点处于平衡状态，必须外加一外力，此外力大小为（</span><span lang="EN-US"> </span><span style="font-family:宋体">）。</span></p> <p class="MsoNormal" align="center" style="text-align:center"><span lang="EN-US"><img width="184" height="106" id="图片 9" src="http://wljy.whut.edu.cn//uploadfiles/word/gclx001.files/image009.png"></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">8、 <span style="font-family:Microsoft Yahei;">（</span><span>a</span><span style="font-family:Microsoft Yahei;">）、</span><span>(b)</span><span style="font-family:Microsoft Yahei;">两图代表平面汇交力系的两个力多边形，其中哪一个图代表平衡力系，哪一个图中的哪一个力代表合力，有以下四种说法，正确的应是（</span><span> </span><span style="font-family:Microsoft Yahei;">）。<img src="http://wljy.whut.edu.cn:80/uploadfiles/kindeditorAttached/image/20191203/20191203171953_794.png" alt=""></span></p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">11、<span style="font-family:宋体">当实心圆轴的直径增加一倍时，其抗扭强度、抗扭刚度分别增加到原来的（</span><span lang="EN-US"> </span><span style="font-family:宋体">）倍。</span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">10、<span style="font-family:宋体">在下列四种情况中，（</span><span lang="EN-US"> </span><span style="font-family:宋体">）称为纯弯曲。</span></p>
- 2022-09-12 [多选] <p class="MsoNormal">11、<span style="font-family:宋体">若某力在某轴上的投影绝对值等于该力的大小，则该力在另一任意共面正交轴上的投影为（</span><span lang="EN-US"> </span><span style="font-family:宋体">）。</span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>
- 2022-09-12 [多选] <p class="MsoNormal">8、<span style="font-family:宋体">图示三铰拱架中，若将作用于构件</span><span lang="EN-US"> AC </span><span style="font-family:宋体">上的力偶</span><span lang="EN-US"> M </span><span style="font-family:宋体">平移至构件</span><span lang="EN-US"> BC </span><span style="font-family:宋体">上，则</span><span lang="EN-US"> A</span><span style="font-family:宋体">、</span><span lang="EN-US">B</span><span style="font-family:宋体">、</span><span lang="EN-US">C </span><span style="font-family:宋体">三处的约束反力（</span><span lang="EN-US"> </span><span style="font-family:宋体">）</span></p> <p class="MsoNormal" align="center" style="text-align:center"><span lang="EN-US"><img width="210" height="122" id="图片 37" src="http://wljy.whut.edu.cn//uploadfiles/word/gclx001.files/image037.png"></span></p>
- 2022-09-12 [多选] <p class="MsoNormal">13、 <span style="font-family:Microsoft Yahei;">用积分法求图示简支梁挠曲线方程时，确定积分常数的条件有以下几组，其中</span> <span style="font-family:Microsoft Yahei;">（</span><span> </span><span style="font-family:Microsoft Yahei;">）是错误的。<img src="http://wljy.whut.edu.cn:80/uploadfiles/kindeditorAttached/image/20191128/20191128164329_580.png" alt=""><img src="http://wljy.whut.edu.cn:80/uploadfiles/kindeditorAttached/image/20191203/20191203165001_675.png" alt=""></span> </p>
- 2022-09-12 [多选] <p class="MsoNormal">14、<span style="font-family:宋体">加减平衡力系公理适用于（</span><span lang="EN-US"> </span><span style="font-family:宋体">）</span> <span style="font-family:宋体">。</span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size:12.0pt"> </span></p>