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November 26, 2014

Homework Help: physics

Posted by savid on Saturday, February 25, 2012 at 10:50pm.

a 25,ooo kilogram train is traveling down a track at 20 meters per second. a cow wanders onto the tracks 75 meters ahead of the train, causing the conductor to slam on the brakes. the train skids to a stop. if the brakes can provide 62,500 newtons of friction, will the conductor have enough stopping distance to avoid striking the cow.

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