Question

find all the forcea in the members

Goolb ااه /Goolk all - Get DE: DH = HE- GH=

Answer 1

boolt l Goolli BK Bolb 3044, 60666 he RE Arst of all calculente reactions at supports Rathe = 1060 100 This has symetry about ca , do both reactions are equal . TRA = RĄ = 930 (6) Calculation of 8, 302, o Dh tamo, foi atent (6.6/8)= 39,50 TE 012 39.59 O2 atanii ( 214 ) = 16.70 [02 z 1617] 032 fant ( GilG ) = 39.50 [03= 39,50 Mow, we start , calculation of forces from point E At Patut E!- FED 3016. FED Sim(375) +930 520 Eie FED - 900 din (36115') * - 1415 lb. LEED - - 14 15db) Per fer to focos( 39.5") = 0 Fan + 14-156$( 30.50) [FEIF + 1091.8 16 39.50 930 lb Scanned with CamScanner

Point H AFLD - tu k fridzo fra =1091.8 lb) logiis porut D Grolb EV20 2. FED=1415 FDG o FCD Sh 02 - 600 +14155ind, to- FigSonoz =0 Fed sn (1617)-600 + 1415Son (39.5°) - Fra Snc 39.5) = 01287 FD - 600 t 900 -0.636 FDG zo 1 0. 636 FDG -0.287 FD = 300 0 Exro FED CSO2 +FDG8503 TEE 650,=0 For las (1617) + Fog Cof (3915) +2 1415 63(39.5) 0195 FD + 0.77 FDG + 1091.8 0 0 aged to.77 FDG =-loglis - g) +0.636 0.636 FDG -0.287 FCD = 300 0x0.77 0.6042 Fcp +0.489 Fra 2_694,30 0.489 Fog I 0.22 fed =_231 - s Abstracting - O 8242 FDS - 925.38 Fod=-1122 .76 lb) [FDG =-22123 16 ] us Truss TS symment about ca , So all the for about ca are some both hand sides Pointa For 2 Fad Sond3 Babos = 2X Q2 - 2x 22-3x Son ( 39.5) l'Ég 28.28 lb. Scanned wiI FCG = CamScanner

Sym summery of forces member force Madure. Compressive Tensile 1415 1091.8 AF BF BG रट 22:23 11:22 28. 28 22.23 1415 lb. Compressive Compressive. Tensile Compressive DE DH compressive HE CD 1091.8 a 11:22 26 Tensile Compressive Tensile FG GH 109.118 log1.8 Tensile Answer: Scanned with CamScanner