Question

Determine the force in member AB, and state if the member is in tension or compression Suppose that P = 460 lb , (Figure 1) Express your answer three significant figures and include the appropriate units. Enter negative value the case of compression and positive value in the case of tension. FAB=474 lb Previous Answers Submit Correct Part B Determine the force in member BC, and state if the member is in tension or compression. Expre value in the case of tension. r answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive Figure 1 of 1 Value Units 3h3h 36- Request Answer Submit Part C Determine the force in member BE, and state if the member in tension or compression Express your answer value in the case of tension. three significant figures and include the appropriate units. Enter negative value the case of compression and positive FRE= 0 lb

Answer 1

Solution Given that 4 60 tb body tree adhagram of -3ft 1 64t Ax F Teach on to calalate the Sport Nocw tu mu 4-60 x 6+460 X3 Ay x X 4140 Ay Ay 460 460 Ay Fy 460 t460 4 60+Fy 460 lb

joint c tanoz i$b3t 3t5 14.04 Gg = tun" '1-339) O2= 53-130 direchon 5-t) FCE Cos 39.0q° + 14Cs (14. b4 -(460 xdivctien Sum of 460 Ssin 15.96- F SID 14.04 = a FB D FCB- 460 sin 75.96 - Ipy sin 14:0f FEB -474ompesni on) PartB; Ans Cmsi der joint E the fortes in y drcuh. Sum of FeE FEB CsOo FEF FEB drech en Sum or the

F-FEF C5)FF 475 (empresi on Cansida join for ces im Sum FAB FBF chrc chon FEB FBA Lora