In article , "Morgans"
wrote:

"Alan Baker" wrote

Read this. Read it again and again until you get it:

Don't take moments about anything other than the centre of mass.

Sorry if I don't take your word for it, so if you have some online sources,
lay 'em on me.

Sorry, man, but it's just basic physics.

You can take them about any fixed point, but the essence of it is that a
rigid body rotates about its center of mass.

--
Alan Baker
Vancouver, British Columbia
http://gallery.me.com/alangbaker/100008/DSCF0162/web.jpg