iš testéd to specimen of steel 20 mm diameter with a gauge length destruction. It has an extension of 0.25 mm under a load of 80 kN and the load at elastic limit is 102 kN. The maximum load is 130 kN. The total extension at fracture is 56 mm and diameter at neck is 15 mm. Find
iš testéd to specimen of steel 20 mm diameter with a gauge length destruction. It has an extension of 0.25 mm under a load of 80 kN and the load at elastic limit is 102 kN. The maximum load is 130 kN. The total extension at fracture is 56 mm and diameter at neck is 15 mm. Find
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![7) A specimen of steel 20 mm diameter with a gauge length of 200 mm is tested to
destruction. It has an extension of 0.25 mm under a load of 80 kN and the load at elastic
limit is 102 kN. The maximum load is 130 kN.
The total extension at fracture is 56 mm and diameter at neck is 15 mm. Find
(i) The stress at elastic limit.
(ii) Young's modulus.
(iii) Percentage elongation.
(iv) Percentage reduction in area.
(v) Ultimate tensile stress.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8ee94fd5-f9f0-403e-b7f5-5ec959a8efeb%2Fe6482c46-5bf1-4179-b263-30122268eae8%2Fwuo5hck_processed.jpeg&w=3840&q=75)
Transcribed Image Text:7) A specimen of steel 20 mm diameter with a gauge length of 200 mm is tested to
destruction. It has an extension of 0.25 mm under a load of 80 kN and the load at elastic
limit is 102 kN. The maximum load is 130 kN.
The total extension at fracture is 56 mm and diameter at neck is 15 mm. Find
(i) The stress at elastic limit.
(ii) Young's modulus.
(iii) Percentage elongation.
(iv) Percentage reduction in area.
(v) Ultimate tensile stress.
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