Re: Is there Time Dilation if Twins circle the Earth at 1/3c??
guskz_at_hotmail.com
Date: 02/12/05
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Date: 12 Feb 2005 04:43:59 -0800
Jesse Mazer wrote:
> >
> >
> >If they really can't tell who is spinning around who (then either
> >perspecitve can be an inertial reference frame)
> >
>
> No, spinning is absolute in SR, since it is a form of
> acceleration--acceleration means either change in speed *or* change
in
> direction (a twin spinning around can tell he's spinning because
he'll
> feel a centrifugal force while his non-spinning brother won't).
>
> Jesse
Ya know Jesse you're a 10 for 10, several replies in many posts and
your the "only" one who answers dead on....of course the centrifugal
force.
thanx
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