Solved: A sawn lumber column of rectangular cross section
Chapter 10, Problem 10.111(choose chapter or problem)
A sawn lumber column of rectangular cross section has a 2.2-meffective length and supports a 41-kN load as shown. The sizesavailable for use have b equal to 90 mm, 140 mm, 190 mm, and240 mm. The grade of wood has an adjusted allowable stress forcompression parallel to the grain sC 5 8.1 MPa and an adjustedmodulus E 5 8.3 GPa. Using the allowable-stress method, determinethe lightest section that can be used
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