What is the tension in the string at the bottom
A pendulum is 0.80 m long and the bob has a mass of 1.0 kg. At the bottom of its swing, the bob"s speed is 1.6 m/s. A) What is the tension in the string at the bottom of the swing? B) Explain why the tension is greater than the weight of the bob.
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What is the potential energy for the child just as she is released, compared with the potential energy at the bottom of the swing?
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