Posted by Anonymous on .
An ore car of mass 36000 kg starts from rest and rolls downhill on tracks from a mine. At the end of the tracks, 21 m lower vertically, is a horizontally situated spring with constant5.1×10^5N/m.The acceleration of gravity is 9.8 m/s^2.
How much is the spring compressed in stopping the ore car? Answer in units of m
Wednesday, January 21, 2015 at 6:58pm