alt.engineering

"Onoit" wrote in message
news:13q411hqvoo8a16@corp.supernews.com...
> I am wondering if one can make a UFO just by
> continuously moving the center of gravity up? So,
> supposing a UFO had a moving ring, and there are magnets
> on the track that meet the magnets on the moving ring, and
> this simultaneous force kicks the ufo up the vertical
> axis?
> Maybe this doesn't have anything to do with the center
> of gravity, though. It seems more like the center of
> levity.
>

So what is the force going to push downward to
counterbalance the upward push? Is this ring going to stay
with the craft somehow?

Michael