If the coefficient of maximum static friction between the rock and the ground is μ, and the mass of the hiker is mh, mh, what is the maximum mass of the friend, mf, mf, that the rock can hold so the hikers can then make their way up over the ledge? assume the rope is parallel to the ground and the point where the rope passes over the ledge is frictionless.
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If the coefficient of maximum static friction between the rock and the ground is μ, and the mass of...
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