Question

*** i only have one attempt at this please be as accurate as possible. The last 6 questions i posted have all been wrong on here. ***

D 6 in. (1) H 56 in. y 2.5 in. V 10 in. H- 8 in. B C 27 in. Р Cross-sectional dimensions. 72 in. 36 in. A steel hollow section is supported by a pin connection at A and by an inclined steel rod (1) at B as shown. A concentrated load P = 92 k is applied at C. Determine the ox at Hon the member to the nearest .001 ksi. Be sure to use - for compressive stress. t = 0.2 in

Answer 1

Soluc. P92 K Sino P 56 H 91.21. Coso a B 72 "H 91.21. 91.21 inch 56 inches H (A) 36 inch TP. 36 incheon B 27 inch) 72 inch Moment about A - Taking EMA BD Sin O' x 72 px (72:+36) 92 x 108 772 BD x 56 11:21 BD 920108 891.21 5672 BD 224.76 K. force on BD member I 224.76 K. 2. Noul B.MHS Bending noncent at H = Pxo ( 36+ (92 -27) – Bolinox(72-27 B.MH Ć 92% 81 224.76256 91.21 6209.79 745 - 7452 Bora B.MH 1242.21. (k. inch)

6inch, 2.5in to inch t = 0.2 inch 12 Izz = bd3 - Isz (9) - 6,90 27.18 (inchis using bonding equation- 부 Izz hoo 412.87 a 1,2 .22 1242:21 one 2.5 87.13 ox z 1242.21x2.5 87.13 35.642 KS i ( trusice) oa