My understanding of SR is limited so I prefer to keep it simple and confine myself to thought experiments involving inertial frames of reference. I don't know if length contraction can happen in rotating (non-inertial) frame. Harry
On Sun, Mar 2, 2014 at 2:42 PM, John Berry <berry.joh...@gmail.com> wrote: > I think the better argument is the length contraction of the circumference > of a quickly rotating circular disk, if you put a measuring tape around it, > you will get a result that the disk insists can't be as it sees the > measuring tape as connected. > > John > > > On Mon, Mar 3, 2014 at 7:23 AM, David Roberson <dlrober...@aol.com> wrote: > >> Hello Harry, >> >> The surveyor resides in a frame that is at rest relative to the tracks. >> He would not see two separate spray events so I would suspect that he would >> find the short version only. >> >> Dave >> >> >> >> -----Original Message----- >> From: H Veeder <hveeder...@gmail.com> >> To: vortex-l <vortex-l@eskimo.com> >> Sent: Sun, Mar 2, 2014 1:10 pm >> Subject: [Vo]:a length contraction paradox >> >> A length contraction paradox which doesn't vanish with further analysis. >> >> >> https://drive.google.com/file/d/0BxxczzEYA5C5cXNmZU1aUXNTRFE/edit?usp=sharing >> >> harry >> > >