4.18. A beam of circular cross section, radius 3a has two eccentric circular holes of radius a as shown in Figure P4.18. Find the centroid of the section and the second moments of area Ix,Iy,Ixy about centroidal axes.
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First, we need to find the centroid of the section. We can do this by dividing the section into smaller areas and finding the centroid of each area. Show more…
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