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Question 1 (CLOI, 10 marks) a) Figure I shows a triangular element with respective node numbers and coordinates. If the modul

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solution Element equation of the triangular elements. E = 80x 100 lmm2 CC > 3418,9) )=0.3 poissions ratio t = 250 mm F2.200Na,.=/2-73= -2 92 =43-4,=9 V = 41-42 = 7 = x3-32 zxgx3 = -18 3=r;-r2c 1-2 o q 0 -70 -lo 13 o 18 os [ 13 -2 -18 a 5.-7 constitS 2. 0. 6 NOV 2.7 ooooo ai X- too.9 5.4 -18 -2.1 XC-40:5)x25 E24060 3.9 13 5:08X10 1.9 2. 5.418 -7-21 stressl- -] - P][B][u )

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