Recent content by DrunkenUFOPilot

A and B are the starting and stopping points of the thing being pushed. Work is done by the force acting over that displacement.

Using 'x' is misleading. You want a _dot_ product. Hint: you don't need to find any angles.

I used goptical for a simple project just a few years ago. It's not a big popular project, but I don't know of anything better. So many other things I found were just toys, or simple tools for first year physics exercises. Serious work could be done in Goptical. Goptical is GNU free open...