If, when bent over, the hands are at a horizontal distance of 76.0 cm from the sacrum and the back muscles are at a horizontal distance of 44.0 cm from the sacrum and act at a 12.0° angle above the horizontal, what is the component of the force exerted by the back muscle that compresses the spine? A man is trying to lift 57.7 kg off the floor by bending at the waist. Assume that the man's upper body weighs 461 N and theupper body's center of gravity is 38.0 cm from the sacrum (tailbone).Force due toback musclesAxis O(sacrum)12.07Weight ofupper body (mg)-38.0 cm-Force due tosacrum44.0 cm-Spine

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A man is trying to lift 57.7 kg off the floor by bending at the waist. Assume that the man's upper body weighs 461 N and the upper body's center of gravity is 38.0 cm from the sacrum (tailbone). Force due to back muscles (sacrum) 12.07 Weight of upper body (m) -38.0 cm- Force due to 44.0cm Spine

A man is trying to lift 57.7 kg off the floor by bending at the waist. Assume that the man's upper body weighs 461 N and the upper body's center of gravity is 38.0 cm from the sacrum (tailbone). Force due to back muscles (sacrum) 12.07 Weight of upper body (m) -38.0 cm- Force due to 44.0cm Spine

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Question

If, when bent over, the hands are at a horizontal distance of 76.0 cm from the sacrum and the back muscles are at a horizontal distance of 44.0 cm from the sacrum and act at a 12.0° angle above the horizontal, what is the component of the force exerted by the back muscle that compresses the spine?