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

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 × 106 psi. Compare the finite element solution with an exact solution.

Figure P3-54

T, 10x Ib/in. 60 in.

T, 10x Ib/in. 60 in.

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