Questions and Answers in Mechanical Engineering Part Two

نبذة عن كتاب Questions and Answers in Mechanical Engineering Part Two

Stress is nothing but the force applied to the cross-sectional area and strain is nothing but change in dimensions of given material by original dimensions, after the load is applied. Think of a long bar, with one end fixed to a wall, and you’re pulling on the other end. Stress is how hard you’re pulling. The strain is how far the bar has stretched.