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April 23, 2014

Homework Help: principles of physics

Posted by CHRIS on Friday, March 2, 2012 at 4:36am.

The main reason railroad trains remain on their tracks has to do with the ____________________. A) None of these.B) beveled shape of the wheel circumference.C) independence of opposite wheel motions.D) All of these.
E) flange on their wheels.

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