Question: For the space truss elements shown in Figures P3-38 and P3-39, the global displacements at node 2 have been determined to be u2 = 6

For the space truss elements shown in Figures P3-38 and P3-39, the global displacements at node 2 have been determined to be u2 = 6 mm, v2 = 12 mm, and w2 = 18 mm. Determine the displacement along the local x' axis at node 2 of the elements. The coordinates, in meters, are shown in the figures.

Figure P3-38

Figure P3-39

(1, 2, 2) (0, 0, ) - --- -- (5, 4. 1) (2, 0, 2)

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