欧阳老师 发表于 2022-7-20 09:46:40

22年7月武汉理工结构力学资料

结构力学_作业一
1.[判断题] 两个刚片用三根交于同一点的链杆相联,组成几何不变体系。( )
答案资料下载请参考帮助中心说明
    A.正确
    B.错误
    答:——B——
2.[判断题] 作用于多跨静定梁基本部分上的荷载在附属部分上绝对不产生内力。( )
    A.正确
    B.错误
    答:——A——
3.[判断题] 平面三铰拱是静定结构。( )
    A.正确
    B.错误
    答:——A——
4.[判断题] 结构振动体系的自由度与几何组成自由度不同。( )
    A.正确
    B.错误
    答:————
5.[判断题] 静定结构的全部约束反力与内力都可以用静力平衡方程求得。( )
    A.正确
    B.错误
    答:————
6.[判断题] 作用于多跨静定梁附属部分上的荷载在基本部分上绝对不产生内力。( )
    A.正确
    B.错误
    答:————
7.[判断题] 结构上有变形必有位移,有位移不一定有变形。( )
    A.正确
    B.错误
    答:————
8.[判断题] 荷载按作用位置是否变化可分为固定荷载和移动荷载。( )
    A.正确
    B.错误
    答:————
9.[判断题] 桁架中的零力杆既然不受力,在实际结构中可以去掉。( )
    A.正确
    B.错误
    答:————
10.[判断题] 几何不变体系一定是静定结构。( )
    A.正确
    B.错误
    答:————
11.[判断题] 用位移法求解超静定结构时,未知量数目与超静定次数有关。( )
    A.正确
    B.错误
    答:————
12.[判断题] 计算平面结构体系的自由度时,一个支座链杆可减少一个自由度。( )
    A.正确
    B.错误
    答:————
13.[判断题] n个自由度的结构有n个自振频率,最高的自振频率称为基频。( )
    A.正确
    B.错误
    答:————
14.[判断题] 平面两铰拱是静定结构。( )
    A.正确
    B.错误
    答:————
15.[判断题] 选择结构的计算简图时,要能反映工程结构物的受力特性、几何特性和支承特性。( )
    A.正确
    B.错误
    答:————
16.[判断题] 静定结构是几何不变体系,超静定结构是几何可变体系。( )
    A.正确
    B.错误
    答:————
17.[判断题] 几何不变体系的自由度一定等于零。( )
    A.正确
    B.错误
    答:————
18.[判断题] 自振频率是体系本身的固有属性,只与质量和刚度有关,与激发振动的外部因素无关。( )
    A.正确
    B.错误
    答:————
19.[判断题] 在计算受弯构件的位移时,若截面的高度远小于杆件的长度的话,一般可以不考虑弯曲变形的影响。( )
    A.正确
    B.错误
    答:————
20.[判断题] 对于平面结构,梁上某一截面处的内力有轴力、剪力和弯矩。( )
    A.正确
    B.错误
    答:————
21.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">不计轴向变形,图2结构的振动自由度为</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">( )。</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" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><img width="174" height="129" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx03.files/jglx034728.png"></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><o:p>      </o:p></span></p><p class="15" align="center" style="text-align:center;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">图2</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    A.1
    B.2
    C.3
    D.4
    答:————
22.[单选题] 机动法作静定结构内力影响线的依据是( )。
    A.刚体体系虚力原理
    B.刚体体系虚力原理
    C.刚体体系的虚位移原理
    D.变形体虚位移原理
    答:————
23.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示桁架中零力杆数为</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">____</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="226" height="240" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX118787.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    A.1
    B.2
    C.4
    D.6
    答:————
24.[单选题] 单元刚度矩阵中元素Kij的物理意义是( )。
    A.当且仅当δi=1时引起的δj相应的杆端力
    B.当且仅当δj=1时引起的与δi相应的杆端力
    C.当δj=1时引起的δi相应的杆端力
    D.当δi=1时引起的δj相应的杆端力
    答:————
25.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">图2结构,求</span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">A</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;">B</span></i><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">两点相对线位移时,虚力状态应在两点分别施加的单位力为</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">( )。</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" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><img width="135" height="130" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx01.files/jglx011873.png"></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><o:p>      </o:p></span></p><p class="16" align="center" style="text-align:center;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">图2</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    A.反向力偶
    B.水平反向力
    C.竖向反向力
    D.连线方向反向力
    答:————
26.[单选题] 静定结构的几何特征是( )。
    A.无多余的约束
    B.几何不变体系
    C.运动自由度等于零
    D.几何不变且无多余约束
    答:————
27.[单选题] 静定梁任一截面剪力影响线在该截面两侧的影响线必然是( )。
    A.斜交该点
    B.相互平行
    C.相互垂直
    D.相交于一点
    答:————
28.[单选题] 变形体虚功原理的虚功方程中包含了力系与位移两套物理量,其中( )。
    A.力系必须是虚拟的,位移是实际的
    B.位移必须是虚拟的,力系是实际的
    C.力系与位移都必须是虚拟的
    D.力系与位移都是实际的
    答:————
29.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">图4对称刚架,在反对称荷载作用下,正确的半边结构图号为</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">( )。</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" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><img width="497" height="178" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx01.files/jglx013292.png"></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" align="center" style="text-align:center;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">图4</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p>
    A.图a
    B.图b
    C.图c
    D.图d
    答:————
30.[单选题] <p class="15"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">已知某单元的杆端位移向量为</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;position:relative;top:5.0000pt;mso-text-raise:-5.0000pt;"><img width="152" height="38" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx044576.png"></span>,则单元类型为<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">( )。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    A.梁单元
    B.桁架单元
    C.一般单元
    D.其他单元
    答:————
31.[单选题] 等截面直杆的转角位移方程是表示单跨超静定梁( )。
    A.荷载、杆端位移等外因与杆端力之间的关系
    B.荷载与杆端位移之间的关系
    C.荷载与杆端力之间的关系
    D.杆端力与杆端位移之间的关系
    答:————
32.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">图4结构超静定次数为( )。</span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p><p class="15" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"><img width="204" height="132" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx02.files/jglx022840.png"></span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p><p class="15" align="center" style="text-align:center;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">图4</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    A.2次
    B.3次
    C.4次
    D.5次
    答:————
33.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示结构的自振频率为()。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="223" height="240" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX146995.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="57" height="59" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX147022.png"></span> <span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="65" height="59" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX147051.png"></span> <span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="67" height="59" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX147080.png"></span> <span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="67" height="59" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX147109.png"></span> <span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    答:————
34.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">确定图示结构的振动自由度(忽略杆的轴向变形)</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="174" height="158" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX143564.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    A.2
    B.3
    C.4
    D.6
    答:————
35.[单选题]         结构某一截面内力影响线将()而改变
    A.        随实际荷载
    B.        不随实际荷载
    答:————
36.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示桁架中,a杆的内力为____。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="371" height="212" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120430.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="60" height="57" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120457.png"></span> <o:p></o:p></p>
    B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="74" height="57" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120485.png"></span> <o:p></o:p></p>
    C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="44" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120513.png"></span> <o:p></o:p></p>
    D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="59" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120541.png"></span> <o:p></o:p></p>
    答:————    南开大学答案
37.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示单跨静定梁,支座A处的反力为      。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="357" height="123" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX114733.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="65" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX114760.png"></span>,方向向上<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="65" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX114793.png"></span>,方向向上<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="52" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX114826.png"></span>,方向向上<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="52" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX114859.png"></span>,方向向上<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    答:————
38.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示对称结构在反对称荷载作用下取左半边结构计算时,其半结构为图</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">____</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">。</span><b style="mso-bidi-font-weight:normal"><span style="font-family:Microsoft Yahei;mso-ansi-font-weight:bold;font-size:10.5000pt;mso-font-kerning:1.0000pt;">   <o:p></o:p></span></b></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="237" height="179" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131485.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="135" height="203" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131488.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="143" height="205" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131491.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="153" height="209" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131494.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="164" height="205" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131497.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    答:————
39.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示单跨静定梁,支座B处梁截面上的弯矩为      。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="336" height="121" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX112287.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p>
    A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="77" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX112314.png"></span>,上侧受拉<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="77" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX112347.png"></span>,下侧受拉<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="77" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX112380.png"></span>,上侧受拉<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="77" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX112413.png"></span>,下侧受拉<span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    答:————
40.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">图2两端固定的梁,设AB线刚度为i,当A、B两端截面同时发生单位转角时,则杆件A端的弯矩</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">( )。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><o:p></o:p></span></p><p class="15" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;"><img width="253" height="90" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx043447.png"></span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;"><o:p>      </o:p></span></p><p class="15" align="center" style="text-align:center;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">图2</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
    A.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">8</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;position:relative;top:3.0000pt;mso-text-raise:-3.0000pt;"><img width="12" height="22" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx043493.png"></span> <o:p></o:p></p>
    B.<p class="15"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;">6</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;position:relative;top:3.0000pt;mso-text-raise:-3.0000pt;"><img width="12" height="22" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx043537.png"></span> <o:p></o:p></p>
    C.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">4</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;position:relative;top:3.0000pt;mso-text-raise:-3.0000pt;"><img width="12" height="22" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx043581.png"></span> <o:p></o:p></p>
    D.<p class="15"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;">3</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;position:relative;top:3.0000pt;mso-text-raise:-3.0000pt;"><img width="12" height="22" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx043625.png"></span> <o:p></o:p></p>
    答:————

转载请注明,无忧答案网
页: [1]
查看完整版本: 22年7月武汉理工结构力学资料