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PT245 HIP ABDUCTOR MUSCLE FORCE PROBLEM

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Skeletal Diagram

Hip Abductor Muscle Force PictureThe illustration shows a diagram of a person standing on the right lower extremity. The right hip abductor muscles must contract to counteract the force of gravity and keep the pelvis level. How much force must the right hip abductor muscles generate to keep the pelvis level? Given information is: Body weight = 150 lb., AB = 2", BC = 4", angle BAM = 70 degrees. Solve for the magnitude of M.  
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