For the space truss subjected to a 1000-lb load in the x direction, as shown in Figure P3–42, determine the displacement of node 5. Also determine the stresses in each element. Let A = 25 104 m2 and E = 2 1011 N/m2 for all elements. The coordinates of each node, in inches, are shown in the figure. Nodes 1–4 are supported by ball-and-socket joints (fixed supports).
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