QI(A) Figure 1 shows a typical stress strain curve of an elastic-plastic material. The material data...
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QI(A) Figure 1 shows a typical stress strain curve of an elastic-plastic material. The material data is given in Table 1: Table 1 Material A Material B Strain Stress (MPa) (absolute units) Stress (MPa) 0.0001 21 15 0.0002 42 30 0.0003 63 45 0.0004 84 60 0.0005 105 75 0.0006 126 90 0.0007 147 105 0.0008 0.0009 0.001 168 120 189 135 200 150 210 250 0.002 300 0.022 0.042 267 0.062 280 0.082 289 0.102 295 300 0.122 0.142 290 0.162 250 350 MATERIAL A 300 MATERIAL B 250 200 150 100 50 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 STRAIN Figure 1 CLO1 C4 a CLO1 C4 b CLO1 C4c CLO1 C4 d Determine Young's modulus value of material A Determine Young's modulus value of material B Evaluate Ultimate tensile stress of material A Classify the difference between material A and B in terms of (2.5 marks) its characteristics (2.5 marks) (2.5 marks) (2.5 marks) STRESS IN MPa QI(A) Figure 1 shows a typical stress strain curve of an elastic-plastic material. The material data is given in Table 1: Table 1 Material A Material B Strain Stress (MPa) (absolute units) Stress (MPa) 0.0001 21 15 0.0002 42 30 0.0003 63 45 0.0004 84 60 0.0005 105 75 0.0006 126 90 0.0007 147 105 0.0008 0.0009 0.001 168 120 189 135 200 150 210 250 0.002 300 0.022 0.042 267 0.062 280 0.082 289 0.102 295 300 0.122 0.142 290 0.162 250 350 MATERIAL A 300 MATERIAL B 250 200 150 100 50 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 STRAIN Figure 1 CLO1 C4 a CLO1 C4 b CLO1 C4c CLO1 C4 d Determine Young's modulus value of material A Determine Young's modulus value of material B Evaluate Ultimate tensile stress of material A Classify the difference between material A and B in terms of (2.5 marks) its characteristics (2.5 marks) (2.5 marks) (2.5 marks) STRESS IN MPa
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