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A 131 lb woman is holding a 22 lb baby in her arms. If you assume...

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Physics

  1. A 131 lb woman is holding a 22 lb baby in her arms. If youassume the entire load is situated at the elbow joint, determinethe internal and external forces and moments considering only theupper arm segment.
    • Relevant information:
    • 1 kg = 2.2 lbs, 1 inch = 0.0254 m
    • Length of the upper arm = 13.4 inches
    • Angle of the upper arm to the horizontal (floor) = 36degrees
    • Force from the weight of the lower arm and hand segment = 13.42N
    • Distance between the anterior deltoid tendon and shoulder joint= 3.6 cm

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