Question: A bar of AISI 1020 structural steel 30 mm in diameter is under successive tensile loads of 198, 210, and 270 kN. Calculate the stress that develops at each load. What are the strains for each load? Are they all true strains? If not, why not? The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.