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categoryالفيزياء schoolبكالوريوس event_available2026-07-14

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Many aspects of a gymnast's motion can be modeled by representing the gymnast by four segments consisting of arms, torso (including the head), thighs, and lower legs, as in the figure below. a Thigh Arm Leg 60° 60° Torso b x In the figure, (b) shows arrows of lengths rcg locating the center of gravity of each segment. Use the data below and the coordinate system shown in figure (b) to locate the center of gravity of the gymnast shown in figure (a). Masses for the arms, thighs, and legs include both appendages. (Enter your answers in m, to at least three significant figures.) HINT Xcg Ycg = Segment Mass (kg) Length (m) cg (m) Arms 6.81 0.548 0.242 Torso 33.6 0.605 0.337 Thighs 14.1 0.370 0.153 Legs 7.50 0.350 0.227 m m

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