2009/5/5 Harry Veeder <[email protected]>: > > > ----- Original Message ----- > From: Michel Jullian <[email protected]> > Date: Tuesday, May 5, 2009 2:21 pm > Subject: Re: [Vo]:Latest from Mylow > >> 2009/5/5 OrionWorks <[email protected]>: >> >> > ...eddies within the rotating aluminum disk... >> >> Ah, is he? (your comment called for this Arthur Dent quote didn't >> it Steven ;-) >> >> More seriously, 36 hours is no big feat, a simple pendulum can run >> much longer than that while swapping potential energy with kinetic >> energy, just like magmos do. > > I think such a pendulum would have to swing higher and higher when it > first starts to run for the comparison to be valid.
You're probably right. > >> Also, since when is aluminum "magnetic", or "ferrite material"? >> >> Michel > > ok technically speaking aluminum is paramagnetic. > However when laymen (laypeople?) say something is magnetic they mean it > can be affected by the field of a magnet. You mean conductive then? > here's demo with a big strong magnet and a plate of aluminum. > > http://tr.youtube.com/watch?v=iABmUEH5sOk It says "video not available" Michel > > Harry > >
