The 45° strain rosette shown in figure below is mounted on the surface of a thin shell. The following readings are obtained for each gage: ea, eb, and eC .Note that Be is negative. Determine: • Shear strain yxy · Principal strains el and e2 · The rotation angle (magnitude and direction) from x-axis to reach the principal orientation. Indicate direction as clockwise or counter-clockwise. epsilon a = 4.50E-04 epsilon b = 2.00E-04 epsilon c = -1.00E-04
The 45° strain rosette shown in figure below is mounted on the surface of a thin shell. The following readings are obtained for each gage: ea, eb, and eC .Note that Be is negative. Determine: • Shear strain yxy · Principal strains el and e2 · The rotation angle (magnitude and direction) from x-axis to reach the principal orientation. Indicate direction as clockwise or counter-clockwise. epsilon a = 4.50E-04 epsilon b = 2.00E-04 epsilon c = -1.00E-04
Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter7: Analysis Of Stress And Strain
Section: Chapter Questions
Problem 7.7.20P: A strain rosette (see figure) mounted on the surface of an automobile frame gives the following...
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![The 45° strain rosette shown in figure below is mounted on the surface of a thin shell. The
following readings are obtained for each gage: ea, eb, and ec
.Note that Be is negative.
Determine:
• Shear strain yxy
• Principal strains e1 and e2
· The rotation angle (magnitude and direction) from x-axis to reach the principal
orientation.
Indicate direction as clockwise or counter-clockwise.
epsilon a = 4.50E-04
epsilon k= 2.00E-04
epsilons = -1.00E-04
%3D
y
а
b
45°
45°](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff4f46a7d-33e6-4d1b-8c9b-a4f6142b1fc8%2F286787ed-bd23-4f8f-b4bd-61e8f25bb605%2F6zeq8p_processed.png&w=3840&q=75)
Transcribed Image Text:The 45° strain rosette shown in figure below is mounted on the surface of a thin shell. The
following readings are obtained for each gage: ea, eb, and ec
.Note that Be is negative.
Determine:
• Shear strain yxy
• Principal strains e1 and e2
· The rotation angle (magnitude and direction) from x-axis to reach the principal
orientation.
Indicate direction as clockwise or counter-clockwise.
epsilon a = 4.50E-04
epsilon k= 2.00E-04
epsilons = -1.00E-04
%3D
y
а
b
45°
45°
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