The sample data from the Tensile test are shown in the table opposite. 1 Construct a stress-strain diagram in Excel sheet. 2. On the diagram, indicate three main stages: elastic strain, plastic strain and fracture. Strain, Stress, mm/mm MPa 0.0004 1.44 From the diagram: 0.0035 10.3 3. Find the ultimate tensile strength. 0.007 19.5 R=Omax =, (MPа) 0.0103 28.0 0.0135 34.9 4. Calculate the maximum load (force) that can be sustained by a specimen (the diameter of the specimen is 6 mm). 0.0172 42.3 0.0211 45.0 5. Find the proportional limit. (stress at the end of elastic part) 0.0251 45.3 Re = (MPа) 0.0298 49.0 0.0348 52.3 6. Find the elastic limit. (Stress at the starting point of the plastic part) 0.0399 54.1 Re= (МPа) 0.0452 55.7 0.0504 57.0 7. From the diagram, find Young's Modulus (E) 0.056 58.0 0.0615 57.4 8. Find the yield point. 0.067 57.0 (R.) (MPa) 0.0728 56.2 9. Find the offset yield stress (at 0.002). (MPа) 0.0786 55.8 0.0842 54.0 10. Find the modulus of resilience (U.).

The sample data from the Tensile test are shown in the table opposite. 1 Construct a stress-strain diagram in Excel sheet. 2. On the diagram, indicate three main stages: elastic strain, plastic strain and fracture. Strain, Stress, mm/mm MPa 0.0004 1.44 From the diagram: 0.0035 10.3 3. Find the ultimate tensile strength. 0.007 19.5 R=Omax =, (MPа) 0.0103 28.0 0.0135 34.9 4. Calculate the maximum load (force) that can be sustained by a specimen (the diameter of the specimen is 6 mm). 0.0172 42.3 0.0211 45.0 5. Find the proportional limit. (stress at the end of elastic part) 0.0251 45.3 Re = (MPа) 0.0298 49.0 0.0348 52.3 6. Find the elastic limit. (Stress at the starting point of the plastic part) 0.0399 54.1 Re= (МPа) 0.0452 55.7 0.0504 57.0 7. From the diagram, find Young's Modulus (E) 0.056 58.0 0.0615 57.4 8. Find the yield point. 0.067 57.0 (R.) (MPa) 0.0728 56.2 9. Find the offset yield stress (at 0.002). (MPа) 0.0786 55.8 0.0842 54.0 10. Find the modulus of resilience (U.).

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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