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← ScienceWhich outcome results when excessive compressive stress surpasses the Euler buckling threshold in a column represented by eigenfunction-based structural analysis?
A)Catastrophic bending instability initiates rapidly✓
B)Material transitions to superelastic deformation
C)Harmonic resonance frequency shifts drastically
D)Internal shear stress reaches zero
💡 Explanation
Catastrophic bending initiates because exceeding the Euler buckling threshold triggers a mechanical instability driven by eigenfunction deformation; therefore the column buckles, rather than exhibiting resilient or predictable responses under increasing compression.
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