c) You have been given a sample of a malfunctioned airplane wing, which is made of aluminium. The company offered you an access to a tensile testing equipment and magnetic particles inspection equipment to investigate the malfunctioning behaviour. The results of your experiment were as follows: Load (KN) Extension (mm) 13 0.2 29 0.4 56 0.7 0.9 1.5 2.5 70 95 110 132 147 8.5 145 10 130 Table 1: Tensile Testing Results (Load Extension) 12 1. Given that the length of the sample is 90 mm and the diameter of it is 7 mm. i Draw the stress stain diagram. Find the yield stress (in KN/mm²). Find the ultimate tensile stress (in KN/mm²). iv. ii. iii. At a point on the proportional section, calculate the modulus of Elasticity (Young's modulus). Hint: when calculating the Elasticity, use the stress strain numbers, not the force numbers
c) You have been given a sample of a malfunctioned airplane wing, which is made of aluminium. The company offered you an access to a tensile testing equipment and magnetic particles inspection equipment to investigate the malfunctioning behaviour. The results of your experiment were as follows: Load (KN) Extension (mm) 13 0.2 29 0.4 56 0.7 0.9 1.5 2.5 70 95 110 132 147 8.5 145 10 130 Table 1: Tensile Testing Results (Load Extension) 12 1. Given that the length of the sample is 90 mm and the diameter of it is 7 mm. i Draw the stress stain diagram. Find the yield stress (in KN/mm²). Find the ultimate tensile stress (in KN/mm²). iv. ii. iii. At a point on the proportional section, calculate the modulus of Elasticity (Young's modulus). Hint: when calculating the Elasticity, use the stress strain numbers, not the force numbers
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Question
![c) You have been given a sample of a malfunctioned airplane wing, which is made of aluminium.
The company offered you an access to a tensile testing equipment and magnetic particles
inspection equipment to investigate the malfunctioning behaviour. The results of your
experiment were as follows:
Load (KN)
Extension (mm)
13
0.2
29
0.4
56
0.7
0.9
1.5
2.5
70
95
110
132
147
8.5
145
10
130
Table 1: Tensile Testing Results (Load Extension)
12
1. Given that the length of the sample is 90 mm and the diameter of it is 7 mm.
i Draw the stress stain diagram.
Find the yield stress (in KN/mm²).
Find the ultimate tensile stress (in KN/mm²).
iv.
ii.
iii.
At a point on the proportional section, calculate the modulus of Elasticity
(Young's modulus).
Hint: when calculating the Elasticity, use the stress strain numbers, not the
force numbers](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Feb144836-1ae2-477c-86fd-3b713b7796cc%2Fc31e84fc-e1ab-4cf5-a108-6f902e241a44%2Flv1tb4p.png&w=3840&q=75)
Transcribed Image Text:c) You have been given a sample of a malfunctioned airplane wing, which is made of aluminium.
The company offered you an access to a tensile testing equipment and magnetic particles
inspection equipment to investigate the malfunctioning behaviour. The results of your
experiment were as follows:
Load (KN)
Extension (mm)
13
0.2
29
0.4
56
0.7
0.9
1.5
2.5
70
95
110
132
147
8.5
145
10
130
Table 1: Tensile Testing Results (Load Extension)
12
1. Given that the length of the sample is 90 mm and the diameter of it is 7 mm.
i Draw the stress stain diagram.
Find the yield stress (in KN/mm²).
Find the ultimate tensile stress (in KN/mm²).
iv.
ii.
iii.
At a point on the proportional section, calculate the modulus of Elasticity
(Young's modulus).
Hint: when calculating the Elasticity, use the stress strain numbers, not the
force numbers
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