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

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The Horizontal Arm Illustrated In Figure 9 Below Is Composed Of Three Parts The Upper Arm Weight W 17 N The Lower 1 (28.19 KiB) Viewed 32 times

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 W3 W₂ W₁ Figure 9 termine the center of gravity of the entire arm, relative to the shoulder. (4)