A girl of mass m is taking a picnic lunch to her
Chapter , Problem 46(choose chapter or problem)
A girl of mass m is taking a picnic lunch to her grandmother. She ties a rope of length R to a tree branch over a creek and starts to swing from rest at a point that is a distance R/2 lower than the branch. What is the minimum breaking tension for the rope if it is not to break and drop the girl into the creek?
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