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1、10、静定多跨梁的载荷及尺寸如图所示，杆重不计，长度单位为m。求支座 A、C 处的约束力。解：取杆 B 为研究对象列平衡方程()0BMF21c o s 3 062 0602CF解得：40 3CFkN取整体为研究对象列平衡方程0 xFsi n 3 00A xCFF0yFc o s 3 02 06A yCFF()0CMF21(36)2 064 002AA yMF解得：20 3AxFkNBxF20/kN mByFB306CFCF20/kNm40kN mAM30BCA36AxFAyF30CBA40kN m20/kNm63精品资料-欢迎下载-欢迎下载 名师归纳-第 1 页，共 5 页 -60AyFkN2
2、20AMkN m11、图示结构，由 AG、CB、DE 三杆连接而成，杆重不计。已知：Q=4 2kN，M=10kN?m，l=1m，=45。试求：1）支座 A、B 的约束力；2）铰链 C、D的约束力。解：取整体为研究对象()0AMFsin0BFACQAGM19BFkN0yFsin0AyBFFQQACMEGDBFBAxFAyFQGDMEBACl3l2l4ll精品资料-欢迎下载-欢迎下载 名师归纳-第 2 页，共 5 页 -文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8
3、N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7
4、G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X
5、5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:C
6、Z8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 H
7、N7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL
8、8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码
9、:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P615AyFkN0 xFcos0AxFQ4AxFkN以 ACDG 为研究对象()0CMFsin0DyAyFCDQCGFAD2.5DyFkN以 BC 为研究对象()0EMF0CxFDE0CxCxFF再次以 ACDG 为研究对象0 xFcos0AxCxDxFFFQ0DxF0yFcos0AyCyDyFFFQ13.5CyFkNQDyFDxFDCAGCyFCxFAyFAxFQDyFDxFDCAGCyFCxFAyFAxFBFEBCCxFCyFExFEyF
10、精品资料-欢迎下载-欢迎下载 名师归纳-第 3 页，共 5 页 -文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7
11、G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X
12、5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:C
13、Z8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 H
14、N7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL
15、8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码
16、:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P612、图示一结构由 AB、BC 与 CE 三个构件构成。E 处有一滑轮，细绳通过该轮悬挂一重为1.2 kN 的重物。尺寸如图，不计杆件与滑轮的重量。求支座A 和B 处的约束反力，以及杆BC 的受力
17、FBC。解：1、选整体为研究对象0 xF0AxFF0yF0A yBFFP()0AMF4(1.5)(2)BFFrPr3.51.054BFPkN1.2AxFkN0.15AyBFPFkN2、选 ADB 杆为研究对象精品资料-欢迎下载-欢迎下载 名师归纳-第 4 页，共 5 页 -文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P
18、6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T
19、9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7
20、I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V
21、8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N1
22、0T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9
23、J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y
24、8V8P6()0DMF322205A yBB CFFF5()1.53BCAyBFFFkN精品资料-欢迎下载-欢迎下载 名师归纳-第 5 页，共 5 页 -文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2
25、HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 Z
26、L8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编
27、码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F
28、2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2
29、 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6文档编码:CZ8N10T9T8F2 HN7G9J7I2N2 ZL8X5Y8V8P6