For the bar subjected to the linear varying axial load shown in Figure P3-54, determine the nodal

Question:

For the bar subjected to the linear varying axial load shown in Figure P3-54, determine the nodal displacements and axial stress distribution using

(a) Two equal-length elements and

(b) Four equal-length elements. Let A = 2 in.2 and E = 30 Ã— 106 psi. Compare the finite element solution with an exact solution.

Figure P3-54

Distribution
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