Retrogressive Elliptic Parabolic Motion



Side View (x-z section)                                             View from Above (x-y section)

Your browser does not run this applet, for some reason.
Here is what it would look like:


Here the exchange of energy between springing and swinging modes vanishes. We get a trajectory whose horizontal projection is a retrogressing ellipse. The horizontal cross-section should look similar to this image:

[Progressive Ellipse]



Back to Swinging Spring Home Page


Updated 23 March, 2001