Two cables BG and BH are attached to frame ACD as shown below. y (G) (A) |G H (F) (B) D (E) (C) В (D) - Knowing that the tension in cable BG is 307 N, and dimensions of each section are (A) 1.8 m, (B) 2.1 m, (C) 1.8 m, (D) 1.2 m, (E) 1.2 m, (F) 2.25 m, and (G) Draw a free-body diagram. Determine the components of the force exerted by cable BG on the frame at B.

A vent structure of mass 233 kg is suspended from an l-beam as shown below. 6w E |C 4w 3w G A B y 2w 3w 4w 3w The structure is supported by cables attached at A, B, and D. The center of gravity of the structure is located at point G. Cable DE is completely vertical in the z – direction. Cables AC and BC merge at point C. Allow w = 0.35 m Assume all the cables are massless. i. Determine the weight of the structure. ii. Determine the coordinates of points A, B, C, D, and G. iii. Determine the tension in cables AC, BC, and DE.

Determine the tensions in cables AB, AC, and AD. B Answers: TAB = TAC = TAD = i 2.2 m i i AC 1.75 m CA 185 kg D 2.25 m 1.50 m 0.50 m Z Z Z N N N

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