4. The members of the truss in Fig. 1 have equal cross-section areas A=400 mm2. The suspended mass is m=3400 kg. What are the normal stresses in the members?(20%) 
Fig. 1
阿摩線上測驗
登入
阿摩線上測驗
登入
4. The members of the truss in Fig. 1 have equal cross-section areas A=400 mm2. The suspended mass is m=3400 kg. What are the normal stresses in the members?(20%) Fig. 1