Obtain how fast will she be moving at the bottom of swing

Reference no: EM13539941

A 23.0 kg child plays on a swing having support ropes that are 2.10 m long. A friend pulls her back until the ropes are 45.0 degree from the vertical and releases her from rest. What is the potential energy for the child as she is released, compared with the potential energy at the bottom of the swing? How fast will she be moving at the bottom of the swing? How much work does the tension in the ropes do as the child swings from the initial position to the bottom?

Reference no: EM13539941

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