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A Tricky String Pulley Problem in Dynamics

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Problem # 2 - If the end of the cable at A is pulled down with a speed of 2 m/s, determine the speed at Which block B rises. Give logical explanation i.e. qualitative as well as quantitative way. For figure, please see attached file.

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The solution answers a tricky string pulley problem.

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The addition into the figures showing the various directions and lengths will ...

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