A.RD=20kN(↑)
B.RD=25kN(↑)
C.RD=45kN(↑)
D.RD=20kN(↓)
A.RD=20kN(↑)
B.RD=25kN(↑)
C.RD=45kN(↑)
D.RD=20kN(↓)
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. <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.RB=35kN(↑)
B.RB=55kN(↑)
C.RB=25kN(↑)
D.RB=45kN(↑)
A.Q1=10kN、M1=10kN·m,Q2=0、M2=20kN·m
B.Q1=15kN、M1=10kN·m,Q2=0、M2=22kN·m
C.Q1=20kN、M1=15kN·m,Q2=5、M2=30kN·m
D.Q1=10kN、M1=20kN·m,Q2=0、M2=25kN·m
A.FAX=0、FAY=22.19kN(↑)
B.FAX=0、FAY=52.81kN(↑)
C.FAX=5kN(→)、FAY=22.19kN(↑)
D.FAX=5kN(→)、FAY=52.81kN(↑)
A.RB=43.75kN(↑)
B.RB=36.25kN(↑)
C.RB=43.75kN(↓)
D.RB=36.25kN(↓)
A.MB=-32kN·m,QB右=16kN
B.MB=-35kN·m,QB右=20kN
C.MB=32kN·m,QB右=20kN
D.MB=-40kN·m,QB右=35kN
A.0.5Mo
B.Mo
C.1.5Mo
D.2Mo