《计算结构力学》地大模拟
《计算结构力学》考前练兵1.[单选题] .图示结构用力矩分配法计算时分配系数为:()<br><img id="ODyejjsTEMP20200812094626634.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODyejjsTEMP20200812094626634.png?Expires=1912556788&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ZD/ghj2HBann5rtOVaiVpRDez4c%3D" />
答案资料下载请参考帮助中心说明
A.<img id="ODowqbkTEMP20200812094627286.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODowqbkTEMP20200812094627286.png?Expires=1912556787&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=h2xZsM53Qyq3zhUTomTsJmXwRt8%3D" />,<img id="ODqnxatTEMP20200812094627489.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODqnxatTEMP20200812094627489.png?Expires=1912556788&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=I9oEaf%2B5rbSe3n1dB5u1pdwMqbo%3D" />,<img id="ODonkauTEMP20200812094627637.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODonkauTEMP20200812094627637.png?Expires=1912556789&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=nAayqxIh6c/sj%2BAgCRTUU2s1q4s%3D" />;
B.<img id="ODsclonTEMP20200812094627801.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODsclonTEMP20200812094627801.png?Expires=1912556787&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=epxIwnCFHAN3ztCeeyauM6fL2wk%3D" />,<img id="ODaspqyTEMP20200812094627959.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODaspqyTEMP20200812094627959.png?Expires=1912556788&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=3zu7zW74bo6X3cFXOs9eE1x8qEs%3D" />,<img id="ODojfyoTEMP20200812094628118.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODojfyoTEMP20200812094628118.png?Expires=1912556788&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Ycpii7bJ5JNyi8rERL9CiGJlHZA%3D" />;
C.<img id="ODdcbgeTEMP20200812094628259.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODdcbgeTEMP20200812094628259.png?Expires=1912556788&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=F07fDxf1ZN873h7nBkOPFIdirWI%3D" />,<img id="ODxhyjkTEMP20200812094629650.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODxhyjkTEMP20200812094629650.png?Expires=1912556789&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=JExPNVrKxAcbmDa3HUH4taySCvM%3D" />,<img id="ODvogcuTEMP20200812094628698.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODvogcuTEMP20200812094628698.png?Expires=1912556790&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=4K%2B3pVwgWaZQivQ8z4gLv1U3/TQ%3D" />;
D.<img id="ODxjpnjTEMP20200812094630110.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODxjpnjTEMP20200812094630110.png?Expires=1912556790&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=21ACOw6fULE68iBFh3KRQMOwzgg%3D" />,<img id="ODqxsbkTEMP20200812094630265.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODqxsbkTEMP20200812094630265.png?Expires=1912556789&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=aVEev0b68hm%2BokqKZ979jgpyS6s%3D" />,<img id="ODvwpqvTEMP20200812094629233.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODvwpqvTEMP20200812094629233.png?Expires=1912556789&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=2ZdFKzfdpULwerdlwL5FwoITBKQ%3D" />,<img id="ODwsqbsTEMP20200812094629391.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODwsqbsTEMP20200812094629391.png?Expires=1912556789&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=M8ZcjwwXpH1OXvPlueEPS7N1tUE%3D" />.
答:——D——
2.[单选题] 下图为两个自由度振动体系,其自振频率是指质点按下列方式振动时的频率:()<br><img id="ODandumTEMP20200812094629547.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODandumTEMP20200812094629547.png?Expires=1912556789&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=DwV0I3K/T0ta36tg7xy3ktbdiQU%3D" />
A.任意振动
B.沿x轴方向振动
C.沿y轴方向振动
D.按主振型形式振动
答:——D——
3.[单选题] 图1所示体系的几何组成为()<br><br><img id="ODoartoTEMP20200812094629697.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODoartoTEMP20200812094629697.png?Expires=1912556789&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=PgVB5t5YBhZup2EfuIZCt6N0H6M%3D" />
A.几何不变,无多余约束体系
B.几何不变,有多余约束体系
C.瞬变体系
D.几何可变体系
答:——B——
4.[单选题] 图2所示组合结构中截面K的弯矩MK为()(下侧受拉为正)<br><img id="ODuohshTEMP20200812094629917.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODuohshTEMP20200812094629917.png?Expires=1912556791&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=81wI0Ak5zRBeZQ0HXahaWV3uIp8%3D" />
A.-Pa
B.Pa
C.-2Pa
D.2Pa
答:————
5.[单选题] 图3所示单跨梁,P=1在AB段上移动,截面K的QK影响线为()<br><img id="ODlbawfTEMP20200812094631954.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODlbawfTEMP20200812094631954.png?Expires=1912556790&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=4zHMM/D5y%2BvYoO1X0lI8EShFuTw%3D" />
A.A
B.B
C.C
D.D
答:————
6.[单选题] 用单位荷载法求图4所示组合结构A,B两结点相对竖向位移时,其虚设单位荷载应取()<br><br><img id="ODurbfkTEMP20200812094632131.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODurbfkTEMP20200812094632131.png?Expires=1912556792&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=HA8PaobMZJfmS8fkIC9PTMNr2uo%3D" />
A.A
B.B
C.C
D.D
答:————
7.[单选题] 图5所示结构用位移法计算时,其基本未知量数目为()<br><img id="ODxfwzhTEMP20200812094632314.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODxfwzhTEMP20200812094632314.png?Expires=1912556791&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=IlSF6STPN1H%2BE4/XMnl50TKvc2A%3D" />
A.角位移=3;线位移=3
B.角位移=3;线位移=4
C.角位移=4;线位移=3
D.角位移=4;线位移=4
答:————
8.[单选题] 图示桁架的零杆数目为:().<br><img id="ODeovbxTEMP20200812094632473.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODeovbxTEMP20200812094632473.png?Expires=1912556791&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ocQaLngx4UuSAtehjeKw1fJFWww%3D" />
A.6
B.7
C.8
D.9.
答:————
9.[单选题] 图a结构的最后弯矩图为:().<br><img id="ODdicocTEMP20200812094631377.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODdicocTEMP20200812094631377.png?Expires=1912556791&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=xS7Uo0uNWLeer/KXwvt8/5eaSnw%3D" />
A.图b
B.图c
C.图d
D.都不对.
答:————
10.[单选题] 如图所示结构,若支座B产生位移,则该结构将().<br><img id="ODimiwfTEMP20200812094632783.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODimiwfTEMP20200812094632783.png?Expires=1912556791&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ZleYArnSmpR%2B42/1hs9PZ2i6EhE%3D" />
A.不产生位移
B.产生内力;
C.不产生内力
D.产生变形.
答:————
11.[单选题] 图示铰接体系是:()<br><img id="ODpkqfpTEMP20200812094632940.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODpkqfpTEMP20200812094632940.png?Expires=1912556793&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=bI9dYfoSP1bE74/vBgYMVyAQQOU%3D" />
A.无多余约束的几何不变体系
B.常变体系
C.有多余约束的几何不变体系
D.瞬变体系
答:————
12.[单选题] 若荷载作用在静定多跨梁的基本部分上,附属部分上无荷载作用,则().
A.基本部分和附属部分均有内力;
B.基本部分有内力,附属部分没有内力; 奥鹏东财答案点击 ap5u.com 或 q1647861640
C.基本部分无内力,附属部分有内力;
D.不经过计算,无法判断
答:————
13.[单选题] 静定结构在支座移动时,会产生:().
A.内力
B.应力
C.刚体位移
D.变形
答:————
14.[单选题] 在径向均布荷载作用下,三铰拱的合理轴线为:().
A.圆弧线
B.抛物线
C.悬链线
D.正弦曲线
答:————
15.[单选题] 力法方程是沿基本未知量方向的:().
A.力的平衡方程
B.位移为零方程
C.位移协调方程
D.力的平衡及位移为零方程.
答:————
16.[单选题] 一般在绘制影响线时,所施加的荷载是一个().
A.集中力偶;
B.指向不变的单位移动集中力;
C.单位力偶;
D.集中力.
答:————
17.[单选题] 对称结构在对称荷载作用下,其().
A.弯矩图和轴力图对称,剪力图反对称,变形与位移对称;
B.弯矩图和轴力图对称,剪力图对称;变形与位移反对称;
C.弯矩图和轴力图对称,剪力图对称,变形与位移对称;
D.弯矩图和轴力图对称,剪力图反对称,变形与位移反对称.
答:————
18.[判断题] 对图中a图所示桁架用力法计算时,取图b作为基本体系(杆AB被去掉),则<br>其典型方程为:<img id="ODzegxmTEMP20200812094631858.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODzegxmTEMP20200812094631858.png?Expires=1912556791&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=T3RgNiUMTce5w82hze9F7nlJwNw%3D" />.()<br><img id="ODkytkxTEMP20200812094633261.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODkytkxTEMP20200812094633261.png?Expires=1912556792&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=dDFgRbHhLJYjLwD9gwZmWhdfazA%3D" />
A.对
B.错
答:————
19.[判断题] 如图所示梁在一组移动荷载组作用下,使截面K产生最大弯矩的最不利荷载<br>位置如图(a)所示.()<br><img id="ODgtghdTEMP20200812094632500.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODgtghdTEMP20200812094632500.png?Expires=1912556793&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=KSct/9qs78Azof1kdfmm1WtuRac%3D" />
A.对
B.错
答:————
20.[判断题] 图示结构用位移法求解时,基本未知量数目为3,用力法求解,则基本未知量<br>数目为5.()<br><img id="ODpwjnuTEMP20200812094633910.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODpwjnuTEMP20200812094633910.png?Expires=1912556792&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=4lV0hebycHynwdp0mH8hUawMvSI%3D" />
A.对
B.错
答:————
21.[判断题] 图示结构中DE杆的轴力<img id="ODhrvvjTEMP20200812094634085.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODhrvvjTEMP20200812094634085.png?Expires=1912556793&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=H8MkBADyloaRDK8exGFaHXcmDOY%3D" />.()<br><img id="ODqtyyqTEMP20200812094633040.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODqtyyqTEMP20200812094633040.png?Expires=1912556793&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=PvauittaPkHnq3rcS0VEhnZBWFM%3D" />
A.对
B.错
答:————
22.[判断题] 图5(a)所示结构的超静定次数为5次.()<br><img id="ODxcohjTEMP20200812094634470.png" src="http://aseancdn.open.com.cn/zyglpt/OD/TEMP/2020/0812/ODxcohjTEMP20200812094634470.png?Expires=1912556793&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=JXlIMe1lMzKV1%2BzTJiAoj%2BJMUOs%3D" />
A.对
B.错
答:————
23.[判断题] 功的互等定理仅适用于线性变形体系.()
A.对
B.错
答:————
24.[判断题] 位移法典型方程的右端项一定为零.()
A.对
B.错
答:————
25.[判断题] 两个弯矩图的叠加不是指图形的简单拼合,而是指两图对应的弯矩纵矩叠加.()
A.对
B.错
答:————
26.[判断题] 位移法以结点力为基本未知量.()
A.对
B.错
答:————
27.[判断题] n次超静定结构,任意去掉n个多余约束均可作为力法基本结构.()
A.对
B.错
答:————
28.[判断题] 位移法的典型方程与力法的典型方程一样,都是变形协调方程.()
A.对
B.错
答:————
29.[判断题] 结构的计算简图应能反映实际结构的主要受力和变形性能,又能使计算简便.()
A.对
B.错
答:————
30.[判断题] 三个刚片用三个铰两两相连,且三铰不在一直线上,构成内部不变且无多余约束的体系.()
A.对
B.错
答:————
奥鹏地大答案 无忧答案网整理
页:
[1]