A wooden beam is connected to several rods and loaded as shown in (a). Determine the maximum stress in rod AB using the diagram of rod AB at pin B, as shown in (b). 1500 lb 4 ft (a) 900 lb 4 ft C 381 0.625 in. r = 0.05 in. Rod AB at pin B t=0.25 in. (b) d=0.25 in. 0.3125 in. A wooden beam is connected to several rods and loaded as shown in (a). Determine the maximum stress in rod AB using the diagram of rod AB at pin B, as shown in (b). 1500 lb 4 ft (a) 900 lb 4 ft C 381 0.625 in. r = 0.05 in. Rod AB at pin B t=0.25 in. (b) d=0.25 in. 0.3125 in.