[Physltest] [Phys-L] Re: Twins on cell phones

["Spagna Jr., George" <gspagna@RMC.EDU>]

Rick Tarara writes:

> -----Original Message-----
> From: Rick Tarara [mailto:rtarara@SAINTMARYS.EDU]

> During our discussion of the Twins Paradox--my version has one twin
rush off
> to Alpha Seti 6  (30 ly) to pick up a pizza and returns an hour later
on his
> clock--a student asked, what if they were talking to each other on cell
> phones (intergalactic versions) throughout the trip.  What does each
twin
> experience?

> From my casual observations, neither student would notice anything
unusual ... they'd both spend the entire time talking instead of
listening ;-)

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Richard W. Tarara
Professor of Physics
Saint Mary's College
Notre Dame, Indiana
rtarara@saintmarys.edu
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********************************************
"We are stuck with our universe, and
powerless to alter its fundamental constants."
                           - Heinz Pagels, 1985
********************************************

Dr. George Spagna
Chair, Physics Department
Randolph-Macon College
P.O. Box 5005
Ashland, VA 23005-5505

phone: (804) 752-7344
fax: (804) 752-4724
e-mail: gspagna@rmc.edu
http://faculty.rmc.edu/gspagna
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