Determine if restrictions on elastic constants are satisfied

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Reference no: EM131358362

Plot the variation of Q‾₁₁ as a function of the angle θ between 0 and 90?, using the material properties of given Exercise. When does Q‾₁₁ becomes numerically equal to Q‾₂₂?

Exercise

The following data has been obtained experimentally for a composite based on an unidirectional carbon-epoxy prepreg (MR50 carbon fiber at 63% by volume in LTM25 epoxy). Determine if the restrictions on elastic constants are satisfied.

E₁= 156.403 GPa, E₂ = 7.786 GPa
v₁₂ = 0.352, v₂₁ = 0.016
G₁₂ = 3.762 GPa

Reference no: EM131358362

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