February 21, 2017

Homework Help: Physics

Posted by Haley on Thursday, May 10, 2012 at 8:40pm.

In the 1950s, an experimental train that had a mass of 3.30 104 kg was powered across level track by a jet engine that produced a thrust of 4.90 105 N for a distance of 600 m.
(a) Find the work done on the train.
(b) Find the change in kinetic energy.
(c) Find the final kinetic energy of the train if it started from rest.
(d) Find the final speed of the train if there was no friction.

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