A piece of composite-lumber flooring is a = 68 mm wide. It c…
A piece of composite-lumber flooring is a = 68 mm wide. It consists of a layer of pine [E = 7.5 GPa] that is b = 19 mm thick and a layer of cherry [E = 10.8 GPa] that is c = 4 mm thick. Determine the distance to the centroid of the transformed section from the bottom of the board.
Read DetailsA 49-N eagle sits on a tee-shaped post that has a diameter o…
A 49-N eagle sits on a tee-shaped post that has a diameter of 47 mm. Determine the magnitude of the largest normal stress in the vertical part of the post. Let a = 0.45 m be the distance from the eagle to the centroid of the post.
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