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Finite element problems For the bar elements shown in Figure P3–16, the global displacement have been...

Question:

Finite element problems

For the bar elements shown in Figure P3–16, the global displacement have been deter- mined to be up = 0.5 in., V = 0.0, uy =

For the bar elements shown in Figure P3–16, the global displacement have been deter- mined to be up = 0.5 in., V = 0.0, uy = 0.25 in., and V2 = 0.75 in. Determine the local x' displacements at each end of the bars. Let E = 12 x 106 psi, A = 0.5 in?, and L = 60 in. for each element. 45° 30° (a) (b) - Figure P3–16

Answers

Given data! l, 2 0.5 in; V, 0. Cu in liga 025 in; V = 0.76 in E=12x8gb Pri Azos na La both 2 ។ Love 745 30 Solution : The lo0.5 0 0 S = sin o= Son Bos Substitute C -0.866 and S = 0.5 in equ 0 1.866 0.5 015 0 K 0 6.866 0.5 Ph. 0.25 0.95 0.86605.5 L(6.836 uil 876 * 25 ) 0.8064 0.24) -0.5 80.75) o a Ligy Loistes 0.433 -0.1585 periode at and 1 is Local displacement and end 0

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