Question: For the plane trusses shown in Figures P3-29 and P3-30, determine the horizontal and vertical displacements of node 1 and the stresses in each element.

For the plane trusses shown in Figures P3-29 and P3-30, determine the horizontal and vertical displacements of node 1 and the stresses in each element. All elements have E = 210 GPa and A = 4.0 Ã—10-4 m2.

Figure P3-29,

Figure P3-30,

3 m 45 20 kN 40 kN 2 m 60 80 kN

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