Math Problem Statement
Considere perfil laminado abaixo com aço do tipo AR350, com as seguintes dimensões: tf = 3 mm bf = 100 mm h=138 mm tw = 3 mm Sobre o perfil acima, assinale a alternativa verdadeira: a. O Coeficiente Q é igual a 0,93 b. O Coeficiente Q é igual a 0,72 c. Nenhuma das outras alternativas d. O Coeficiente Q é igual a 0,22 e. O Coeficiente Q é igual a 0,82
Solution
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Math Problem Analysis
Mathematical Concepts
Structural Engineering
Buckling
Steel Profiles
Formulas
λw = (hw / tw) * sqrt(fy / E)
λf = (bf / 2) / tf * sqrt(fy / E)
Theorems
Buckling Coefficient (Coeficiente Q)
Suitable Grade Level
College-level Structural Engineering
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