A.Q1=0.75P、M₁=3.5Pa
B.Q1=P、M1=3Pa
C.Q1=1.25P、M₁=4Pa
D.Q1=1.5P、M₁=5.5Pa
A.Q1=0.75P、M₁=3.5Pa
B.Q1=P、M1=3Pa
C.Q1=1.25P、M₁=4Pa
D.Q1=1.5P、M₁=5.5Pa
A.Q2=-25kN、M2=31kN·m
B.Q2=-11kN、M2=35kN·m
C.Q2=12kN、M2=33kN·m
D.Q2=-11kN、M2=30kN·m
A.Q1=7kN、M1=26kN·m
B.Q1=8kN、M1=30kN·m
C.Q1=11kN、M1=36kN·m
D.Q1=6kN、M1=20kN·m
A.Q2=5、M2=25kN·m,Q3=-20kN、m3 =10kN·m
B.Q2=0、M2=20kN·m,Q3=-10kN、m3 =10kN·m
C.Q2=0、M2=40kN·m,Q3=-15kN、m3 =10kN·m
D.Q2=0、M2=25kN·m,Q3=10kN、m3 =15kN·m
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/20240111/1704959829318998.png">
B.<img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240111/1704959829341277.png">
C.<img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240111/1704959829400149.png">
D.<img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240111/1704959829417864.png">
A.RB=35kN(↑)
B.RB=55kN(↑)
C.RB=25kN(↑)
D.RB=45kN(↑)
A.RA=13.33kN(↑)、RB=16.67kN(↑)
B.RA=RB=15kN(↑)
C.RA=20kN(↑)、RB=10kN(↑)
D.RA=16.67kN(↓)、RB=13.33kN(↓)
A.RB=43.75kN(↑)
B.RB=36.25kN(↑)
C.RB=43.75kN(↓)
D.RB=36.25kN(↓)