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July 2, 2015

Homework Help: Physics

Posted by john on Sunday, November 28, 2010 at 8:01am.

A train has a mass of 5.22 multiplied by 106 kg and is moving at 82.0 km/h. The engineer applies the brakes, resulting in a net backward force of 1.87 multiplied by 106 N on the train. The brakes are held on for 21.0 s.

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