A single ply of a certain graphite-epoxy composite with fiber oriented at 60° is in a planer state of stress. The strains in the xy coordinates are {e} = {0.012 0.002 0.0013. Find out if the lamina will fail according to maximum stress theory. The [Q] matrix for the lamina is [Q] = 120 3 0 3 10 0 0 07 Allowable stresses are OLU- 1950 MPa, Oru-50 MPa, o'LU-1400 MPa, O'TU-200 MPa TLTU=90 MPa.
A single ply of a certain graphite-epoxy composite with fiber oriented at 60° is in a planer state of stress. The strains in the xy coordinates are {e} = {0.012 0.002 0.0013. Find out if the lamina will fail according to maximum stress theory. The [Q] matrix for the lamina is [Q] = 120 3 0 3 10 0 0 07 Allowable stresses are OLU- 1950 MPa, Oru-50 MPa, o'LU-1400 MPa, O'TU-200 MPa TLTU=90 MPa.
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 7.7.25P: On the surface of a structural component in a space vehicle, the strains arc monitored by means of...
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![A single ply of a certain graphite-epoxy composite with fiber oriented at 60° is in a planer
state of stress. The strains in the xy coordinates are {e} = {0.012 0.002 0.0013. Find out
if the lamina will fail according to maximum stress theory. The [Q] matrix for the lamina is
[Q] =
120 3 0
3 10 0
0 07
Allowable stresses are OLU- 1950 MPa. OT-50 MPa, o'LU-1400 MPa, O TU 200 MPa
TLTU=90 MPa.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7d4f6834-d493-4f3a-9b27-edeba263648c%2Fe45bc6e7-a247-4e47-8fba-513b6be5737a%2F1z0bl_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A single ply of a certain graphite-epoxy composite with fiber oriented at 60° is in a planer
state of stress. The strains in the xy coordinates are {e} = {0.012 0.002 0.0013. Find out
if the lamina will fail according to maximum stress theory. The [Q] matrix for the lamina is
[Q] =
120 3 0
3 10 0
0 07
Allowable stresses are OLU- 1950 MPa. OT-50 MPa, o'LU-1400 MPa, O TU 200 MPa
TLTU=90 MPa.
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