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0 kg child swings in a swing supported by two chains, each 2.91 m long. (a) If the tension in each chain at the lowest point is 356 N, find the...
A 39.0 kg child swings in a swing supported by two chains, each 2.91 m long.(a) If the tension in each chain at the lowest point is 356 N, find the child's speed at the lowest point.