35. The horizontal arm illustrated in figure 9 below is composed of three parts, the upper arm (weight W₁ = 17 N), the l

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35 The Horizontal Arm Illustrated In Figure 9 Below Is Composed Of Three Parts The Upper Arm Weight W 17 N The L 1 (27.16 KiB) Viewed 30 times

35. The horizontal arm illustrated in figure 9 below is composed of three parts, the upper arm (weight W₁ = 17 N), the lower arm (W2= 11 N) and the hand (W3 = 4.2 N). The drawing shows the center of gravity of each part, measured with respect to the shoulder joint. Find the center of gravity for the entire arm, relative to the shoulder joint. Upper arm Lower arm Hand 0.61 m -0.38 m 0.13 m Shoulder Upper arm Lower arm Hand joint W₁ Figure 9 Determine the center of gravity of the entire arm, relative to the shoulder. (4)