(a) A test specimen data made of magnesium with 12-mm-diameter were collected (l. = 30.00 mm)...

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(a) A test specimen data made of magnesium with 12-mm-diameter were collected (l. = 30.00 mm) and shown in Table 1. After fracture, the total length was extended to 32.61 mm and the diameter was 11.74 mm. Load (kN) 0 5 10 15 20 25 26.5 27 26.5 25 2.79 (fracture) Table 1: The results of the tensile test for magnesium. (1) (ii) (iii) Plot the engineering stress-strain curve (list the stress and strain value in a Table) and evaluate: [5 marks] [2 marks] [2 marks] [2 marks] [2 marks] [2 marks] Al (mm) 0.0000 0.0296 0.0592 0.0888 0.15 0.51 0.90 1.50 (maximum load) 2.10 the 0.2% offset yield strength; the modulus of elasticity; the engineering stress at fracture; (iv) the true stress at necking; (v) the modulus of resilience. (a) A test specimen data made of magnesium with 12-mm-diameter were collected (l. = 30.00 mm) and shown in Table 1. After fracture, the total length was extended to 32.61 mm and the diameter was 11.74 mm. Load (kN) 0 5 10 15 20 25 26.5 27 26.5 25 2.79 (fracture) Table 1: The results of the tensile test for magnesium. (1) (ii) (iii) Plot the engineering stress-strain curve (list the stress and strain value in a Table) and evaluate: [5 marks] [2 marks] [2 marks] [2 marks] [2 marks] [2 marks] Al (mm) 0.0000 0.0296 0.0592 0.0888 0.15 0.51 0.90 1.50 (maximum load) 2.10 the 0.2% offset yield strength; the modulus of elasticity; the engineering stress at fracture; (iv) the true stress at necking; (v) the modulus of resilience.

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Solutions Step 1 Given di12mm df1174mm li30mm lf3261mm Llfli326130261mm Load change in lengthmm Stre... View the full answer