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Old August 30th 05 posted to sci.physics.relativity
Kim B
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Posts: 70
Default Rigid rod problem

On 30 Aug 2005 09:11:50 -0700, "Spoonfed"
wrote:


Kim B wrote:

In the space-time diagram, any uniformly accelering object will have a
45° asymptote. Any events on the other side of this asymptote will
never be visible to the object


Any event that can be seen by an inertial observer should also be seen
by a uniformly accelerating observer sitting right next to him, passing
him, or coming to a momentary rest adjacent to him.

If that conflicts with whatever you just said, you should let me know.


Take a look at http://micki.dk/diverse/accel.jpg - it shows 4 points
accelerating, which all could belong to the same rigid rod (David, you
may have a look too!).

The event at the red dot is never seen by any of these points.

Kim
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