A.ql
B.2ql
C.3ql
D.4ql
A.ql
B.2ql
C.3ql
D.4ql
A. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/1705563392783681.jpeg">
B. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/1705563392834725.jpeg">
C. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/170556339287395.jpeg">
D. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/170556339291996.jpeg">
A. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/1705563392965943.jpeg">
B. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/1705563392982483.jpeg">
C. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/170556339303245.jpeg">
D. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/1705563393099145.jpeg">
A.0
B.PL
C.-PL
D.P*L
A.160kN·m
B.-120kN·m
C.-240kN·m
D.-160kN·m
A.FAX=0、FAY=60kN(↑)、MA=80kN·m(逆时针)
B.FAX=0、FAY=6OkN(↓)、MA=80kN·m(逆时针)
C.FAX=0、FAY=50kN(↑)、MA=65kN·m(顺时针)
D.FAX=0、FAY=50kN(↓)、MA=65kN·m(顺时针)
A.固定端A端
B.自由端B端
C.荷载分布长度的中点
D.全梁长度的中点
A.FAx=0、FAY=20kN(↓)、MA=70kN·m(逆时针)
B.FAx=0、FAY=20kN(↑)、MA=70kN·m(顺时针)
C.FAx=0、FAY=20kN(↑)、MA=70kN·m(逆时针)
D.FAx=0、FAY=20kN(↓)、MA=70kN·m(顺时针)
A.MA=-160kN·m,QA=8OkN
B.MA=-150kN·m,QA=60kN
C.MA=-180kN·m,QA=40kN
D.MA=180kN·m,QA=40kN