For the loading situation in the figure, a) Crossing the center of gravity of the section and the center of gravity Find the moments of inertia with respect to the axes. b) Maximum and minimum moments of inertia and Find the direction and show it on the section. c) Finding the neutral axis, the maximum pressure in the beam Calculate the stress. d) From the center of gravity of the section with the same section and the same dye of the built-in column exposed to P axial compression force acting Calculate the critical buckling load (E = 200 GPa).

Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter5: Stresses In Beams (basic Topics)
Section: Chapter Questions
Problem 5.5.9P: A seesaw weighing 3 lb/ft of length is occupied by two children, each weighing 90 lb (see figure)....
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For the loading situation in the figure,
a) Crossing the center of gravity of the section and the center of gravity
Find the moments of inertia with respect to the axes.
b) Maximum and minimum moments of inertia and
Find the direction and show it on the section.
c) Finding the neutral axis, the maximum pressure in the beam
Calculate the stress.
d) From the center of gravity of the section with the same section and the same dye
of the built-in column exposed to P axial compression force acting
Calculate the critical buckling load (E = 200 GPa).

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