Question

mun UI coplanar Force Systems IMPLE 4.10 A cylinder is supported by an inclined wall and a vertical part is supported by an inclined wall and a vertical bar, as shown in Figure 4.15. The bal connected to the wall at point A and connected to a flexible cable at point B. All surfaces are smooth The cylinder weight Wis 2500 lb. Determine the reaction at point A and the pull in the cable at point R Neglect the weight of the bar. Cable B 30° Bar 4'-0" 90° Wall AW Cylinder 4'-0" Pin 60° FIGURE 4.15 Cylinder support system.

Answer 1

Sop Dosausing a free body diagram lllliin an RCOS 30 W20560° W R = coco 560° and F= R COS 30° Ew cos 60 XCOS 30° F = 5w

Taking moment about point A I COS 3 38/ ToosBox 8' - FXY' - 0 T coszóxg! = FX4' tot 2 COS 30° = w cosboʻx 20s30° 2 C05300 TE w.cos 60° T=6a5ebl