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September 2, 2014

Homework Help: Physics

Posted by JO on Saturday, March 10, 2012 at 1:58pm.

The pulley system shown in the figure is used to lift a 52-{\rm kg} crate. Note that one chain connects the upper pulley to the ceiling and a second chain connects the lower pulley to the crate. The crate is rising with an acceleration of 2.5 m/s^2.

Determine the tension in the upper chain.

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