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400 200 Strain 0.05 0.10 0.15 0.20 From your graph, plotting the yield stress against 1/vd, you found that o = 69 MPa and ky = 0.8 MPa.m/2. %3D Find the expected yield stress in MPa when the grain size is 1um. Do NOT include any units. Stress (MPa)

400 200 Strain 0.05 0.10 0.15 0.20 From your graph, plotting the yield stress against 1/vd, you found that o = 69 MPa and ky = 0.8 MPa.m/2. %3D Find the expected yield stress in MPa when the grain size is 1um. Do NOT include any units. Stress (MPa)

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A sample of tin alloy has the following stress-strain curve 400 200 Strain 0.05 0.10 0.15 0.20 From your graph, plotting the yield stress against 1/vd, you found that o = 69 MPa and ky = 0.8 MPa.m/2. Find the expected yield stress in MPa when the grain size is 1um. Do NOT include any units. Do NOT round off any values until your final answer. Give your answer to the nearest whole number. Answer: 869 The correct answer is: 869 Stress (MPa)
Transcribed Image Text:A sample of tin alloy has the following stress-strain curve 400 200 Strain 0.05 0.10 0.15 0.20 From your graph, plotting the yield stress against 1/vd, you found that o = 69 MPa and ky = 0.8 MPa.m/2. Find the expected yield stress in MPa when the grain size is 1um. Do NOT include any units. Do NOT round off any values until your final answer. Give your answer to the nearest whole number. Answer: 869 The correct answer is: 869 Stress (MPa)
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