Quatro pilares estão fixados na parte inferior e ligados por um bloco rígido na parte superior. The block is loaded by pressure and modeled by an elastic material with a high modulus of elasticity. The outer columns are modeled by linear elastic material and the inner columns by a stress-strain diagram with decaying dependence. Assuming only the small deformation theory and neglecting the structure's self-weight, determine its maximum deflection.
Vigas plásticas carregadas com diagrama de tensão-deformação decrescente
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