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Required information Skip to question A student's head is bent over her physics book. The head weighs P = 20.7N and is supported by the
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A student's head is bent over her physics book. The head weighs P = 20.7N and is supported by the muscle forceFmmexerted by the neck extensor muscles and by the contact forceFccexerted at the atlantooccipital joint. Given that the magnitude ofFmmis 60.0 N and is directed 35.0 below the horizontal.
Find the magnitude of the contact forceFcc.
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