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60 60 Figure Q3

60 60 Figure Q3

Materials Science And Engineering Properties
Materials Science And Engineering Properties
1st Edition
ISBN:9781111988609
Author:Charles Gilmore
Publisher:Charles Gilmore
Chapter9: Time, Temperature, And Mechanical Properties
Section: Chapter Questions
Problem 9.3P
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The state of strain at a point in a structure is measured using a 60° strain rosette as shown in Figure Q3. The material properties are E = 40 GPa and Poison Ratio = 0.35. Due to the loadings, the readings from the gauges give: Ea = 300 x 10-6 E = -250 x 10-6 E = -450 x 10-6 60 60 Figure Q3
Transcribed Image Text:The state of strain at a point in a structure is measured using a 60° strain rosette as shown in Figure Q3. The material properties are E = 40 GPa and Poison Ratio = 0.35. Due to the loadings, the readings from the gauges give: Ea = 300 x 10-6 E = -250 x 10-6 E = -450 x 10-6 60 60 Figure Q3
a) Determine the in-plane principal strains at the point and the directions in which they act. Sketch the deformed element due to these strains. b) Determine the maximum in-plane shear strain and average normal strain. c) Determine the principal stresses.
Transcribed Image Text:a) Determine the in-plane principal strains at the point and the directions in which they act. Sketch the deformed element due to these strains. b) Determine the maximum in-plane shear strain and average normal strain. c) Determine the principal stresses.
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