成考院校在线答案
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:20.0000pt;mso-line-height-rule:exactly;">16、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">图<font face="Times New Roman">3</font><font face="宋体">矩形截面，</font></span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">m</span></i><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">-</span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">m</span></i><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">线以上部分和以下部分对形心轴</span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">z</span></i><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">的静距的绝对值（ ）</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p><p class="MsoNormal"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><img width="135" height="132" src="http://wljy.whut.edu.cn:80/uploadfiles/word/CLLX.files/CLLX2513.png"></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p> </o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="mso-para-margin-left:0.0000gd;line-height:150%;">17、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">研究梁变形的目的是计算梁的（ ）</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="mso-para-margin-left:0.0000gd;line-height:150%;">13、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">在等直梁的最大弯矩所在面附近，局部加大横截面尺寸能提高梁的（ ）</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="mso-para-margin-left:0.0000gd;line-height:150%;">26、<span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:12.0000pt;mso-font-kerning:1.0000pt;">细长压杆，若长度系数</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">减少</span><span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:12.0000pt;mso-font-kerning:1.0000pt;">一倍，临界压力为原来的（ ）</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%;">30、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">对于水平梁某一指定的截面来说，剪力取正值的方向是（ ）</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="mso-para-margin-left:0.0000gd;line-height:150%;">25、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">矩形截面梁剪切弯曲时，在横截面的中性轴处正应力和剪应力的特征分别为（ ）</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:20.0000pt;mso-line-height-rule:exactly;">34、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">在图<font face="Times New Roman">4</font><font face="宋体">四个剪应力中，剪应力符号位负的是（ ）</font></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p><p class="MsoNormal"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><img width="672" height="188" src="http://wljy.whut.edu.cn:80/uploadfiles/word/CLLX.files/CLLX23618.png"></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p> </o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:20.0000pt;mso-line-height-rule:exactly;">18、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">工字钢的一端固定、一端自由，自由端受集中荷载</span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">P</span></i><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">的作用。若梁的横截面和<font face="Times New Roman">P</font><font face="宋体">力作用线如图</font><font face="Times New Roman">2</font><font face="宋体">，则该梁的变形状态为（ ）</font></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p><p class="MsoNormal"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><img width="146" height="176" src="http://wljy.whut.edu.cn:80/uploadfiles/word/CLLX.files/CLLX2001.png"></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p> </o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="line-height:150%;">37、<span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:12.0000pt;mso-font-kerning:1.0000pt;">关于平面图形的结论中，错误的是（ ）</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2024-03-05 [单选] <p class="MsoNormal" style="mso-para-margin-left:0.0000gd;line-height:150%;">16、<span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:12.0000pt;mso-font-kerning:1.0000pt;">截面极惯性矩的量纲是长度</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">的</span><span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:12.0000pt;mso-font-kerning:1.0000pt;">（ ）</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>