Exercicios Metodos

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<p>- 01 26/03 2000lb 1000 lb Cy A B + 8ft E(6ft) E= + 10.000lb E D E= E 12ft corpo E -2000 lb - -1000 + 10.000lb + cy Em A 2000lb 7000 FAB Cy = 7000 eb +1 = 2000 FAD FAB= 1500 lb T FAD = C Em D FDB FDE + FDB = 2500 eb T FDE FDE = 3000 C Em -FBA + FBC -0,6 FBD - 96FBE = FEA FBC - + FBC - -96 FBE FBE -1000 lb + -0,8 = -0,8FBE FBE = 3750 C FBC = T Scanned with CamScanner</p><p>Ey Cx Cy FAB FAD FDE FBE FBC FCE Ey 60.000 Cx 2 0,6 FAB 0,8 FAD 2000 0,8 96 FDE 0,8 FBE 1000 -96 -0,6 FBC -1 -06 FCE 0 Scanned with CamScanner</p><p>200369 Exercicio FDM Cond. + 03 dx2 0,25 0,5 0,75 1 2° ordem ( central - + + = - + + 0,0625 No ( de + = No + =0 No 0,0625 + + 0,0625 : 0,0625 2 + = = 0,0625 3101 -16) 90625 0,0625 03 - + 01 + 0,0625 + 16 Scanned with CamScanner</p><p>No 03 16 ) + + 16 0,0625 -2 31) -1,9375 + 2,753901=0 -54,371101 = 44,0625 02=95702 ! Scanned with CamScanner</p><p>- Atividode transiente Julia - 200369 = =0 u, uz d=5 dt2 dx2 L C. C. 1.05 de us FDM s no t= = + 2.1 sx2 + + uz uo l+1 us = + Zui - = 1,9u, - l=1 t=0,01s l=2 t=0,028 = 0,805 l=3 t=0,03s l=4 t=0,04s 3 = 0,29605 Scanned with CamScanner</p><p>l=5 - 0,3283595 = -0,60687805 l=7 t=0,07s - = - = - = - l=10 10 = iii = -u, = -0,938832492 Scanned with CamScanner</p><p>Atividade FEM2D 200369 E = 70 GPa 0,5m A = 25mm2 F= 1 kN F2y = - 1000N y No'2 barra3 0,5m barra 2 3 Fix T Fly 1m F3y 2 barra local global 2 K11 K12 1, Fix L 1 K13 1 2 3 3 3 f K 21 Kzz + K22 K23 = i 1 y2 -1000 2 3 K32 3 K31 s 21 K33+ K33 y3 F3y i 2 3 f 3 . de Scanned with CamScanner</p><p>Exercicio - A= A.E = E = 200 L 2 = 8000 kg/m3 borra2 y = 5.106 2 4 x 3 2m 2m MOLA K11 x2 y2 -5 5 K i I of 5 2.0 K21 K22 K23 5 5 BARRA 1 = E 106 O, 00 L = I 5 L BARRA2 K33 K34 5 Kbarraz = = 106 K43 No'3 No'4 5 = ys M + K22 10 K23 10 K32 10 x3 ys y 10 = 106 -5 10 Scanned with CamScanner</p><p>= x2 x3 0,26 1 = 0,13 6 BARRA 2 0,26 0,13 = 0,13 0,26 m of Msist= 0,26 0,13 = [M] 0.13 15,53 det 412 0,13 3,76 -0,03 10 -5 -0,03 10 = -96 975 2 AUTOVALORES det =0 -0.30 106 -96 -37,3 V2 37,35 930 -96 1 -1,95 Scanned with CamScanner</p>