A.支座处
B.梁的中心处
C.离支座1/4梁长处
D.离支座1/3梁长处
A.支座处
B.梁的中心处
C.离支座1/4梁长处
D.离支座1/3梁长处
A.-98
B.42
C.98
D.-42
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.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. <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.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.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.σmax=3.88MPa
B.σmax=3.99MPa
C.σmax=4.15MPa
D.σmax=5.23MPa