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Physics

3 objects with masses m1=5kg, m2=10kg and m3=15kg are attached by massless string over two frictionless pulleys. The horizontal surface is frictionless and system is released from rest. Using energy concept calculate m3 speed after it has moved down 0.4m

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  1. It might be important on how the masses are connected, and the location of the pulleys.

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  2. wow that did nothing

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