Homework The flat bar shown in figure, is 10 mm thick and is pulled by a force P producing a total change in length of 0.2 mm. Determine the maximum stress developed in the bar. Take E= 200 GPa. Filler with stress concentration factor 2.5 Hole with stress concentration factor 2 P 25 mm Fillet with stress concentration factor 2.5 300 mm -300 mm + 250 mm