The figure below shows height - time graph for a pendulum of 120g swinging on a thread 1.0m long. i) Determine the maximum velocity during the...

      

The figure below shows height - time graph for a pendulum of 120g swinging on a thread 1.0m long.
53120191244.png
i) Determine the maximum velocity during the swing.
ii) Use the information to explain the principle of conservation of energy.

  

Answers


sharon
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ii) At a height of 20cm the bob has max P.E.As the height reduces P.E reduces but velocity increases thus K.E also increases.As P.E. reduces K.E. increases turns there is energy conversion from PE to KE and the sum is constant.
sharon kalunda answered the question on May 31, 2019 at 09:50


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