Answer the following questions on the Stress-Strain Diagram. 1. A. Label and describe the terms (a), (b), (c) & (d) in the above Figure.1. (6 marks, 1.5 marks each) B. Compare between Regions (1) & (2) in Figure.1. (4 marks, 2marks each)

Fig: 1

Fig: 2

Fig: 3

Fig: 4