图示超静定梁,如果以弹簧C的约束反力为多余未知力,则变形协调条件为梁在C截面的挠度等于弹簧的变形。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/972e3460291d4e5d9da7b08b6a0b710b.png
举一反三
- 图示杆系结构的超静定次数为()。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/871bc9f1fdbb40bb9d775ea2756371a7.png
- 图示杆系结构的超静定次数为( )。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/871bc9f1fdbb40bb9d775ea2756371a7.png
- 图示梁B端为弹簧支座,设在M作用下,梁的应变能,弹簧的应变能为,则截面A的转角应是下列式中哪一个?http://image.zhihuishu.com/zhs/onlineexam/ueditor/201712/5c44cda80d564812bd46cad58ad6e339.png
- 图示矩形截面梁,在()处横截面上有最大正应力。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/1bc9b9734d0b4767874e9ffe5d6c2db6.png
- 图示矩形截面梁,在( )处横截面上有最大正应力。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/1bc9b9734d0b4767874e9ffe5d6c2db6.png