Exam-style question
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A wire is subjected to a tensile stress of 200 N/mm² and experiences a tensile strain of 0.0025. What is the Young modulus of the wire?.
Model answer
What a good answer should say
- The Young modulus of the wire is 80000 N/mm².
Explanation
Why this works
This question assesses the application of the Young modulus formula, reinforcing the relationship between stress and strain in materials.
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