Question

Problem 1 1000 mm 350 mm A B h C W h = 854 mm W = 843 kg 1- Find the tension at the cable AC in N Answer: 2- Find the tension at the cable BC in N Answer

Answer 1

1000mm 350mm m = 843 kg 6 1000 854 Taclose Oi= tant TBCCOSOA A TBC 0107 0,5 49.5° TAC * TBC sino2 2 and Tacsino O2 = tan/ 350 854 mg 023 22.3° {amate TAc sino = TB e sino2 TB c = TAC sinon TAC sin(49.50) sin (22.30) sino2 TBC = 2 TAC In vestical direction TAC Cosoit TBC Cos02 = mg 2 substitute TBC foom o into a

TAC Cosoit 2 TAC Cosoz = mg TAC (Cosoit 2 cos Oa) = mg TAC = 84 3kg x 9.8 m/s2 Cos (49.5.) + 2 x Cos (22-30) TAC= 3304. 7 N Ang and TBC = 4 from ITB co 2X TAC TBC = 2 x 33o4.7N TBC = 6609.5N Ang