On Thu, 31 May 2007 01:52:34 +1200, Dr Bruce Griffiths wrote: >Bill Beam wrote:
>>Assume satellite in circular orbit. (Not really necessary.) >>Assume test mass's released at rest wrt satellite center of mass. >>Inner test mass released closer to Earth and outer released farther >>from Earth. Also assume no air currents, no relativity, no luminiferous >>ether, no static, no s- -t. >> It helps if this problem is solved in a proper (Earth based) inertial frame >> and to consider the total energy (kinetic plus potential) of the test masses. >> > >But there are no strictly inertial frames based on the Earth. >The earth rotates around its axis (neglecting precession, nutation etc), >it also orbits the sun which in turn ... >An actual test of these predictions would be somewhat expensive to carry >out. >The damping due to the air in the shuttle or ISS (as well as a host of >other small effects) would tend to damp out such motion. >The question is how quickly? This contradicts the last assumption stated above. >> Clearly a satellite based frame is non inertial and therefore Newtons laws >> of motion are not valid. >> >> Gentlemen: Those of you who have never taken a university physics course >> are excused for confusion over centripital/centrifugal/psudo forces. Some of >> you who did take a university physics class spent too much time asleep in >> class. >> >> Regards, >> >> Bill Beam >> NL7F >> > > >_______________________________________________ >time-nuts mailing list >time-nuts@febo.com >https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts Bill Beam NL7F -- No virus found in this outgoing message. Checked by AVG. Version: 7.5.467 / Virus Database: 269.8.0/818 - Release Date: 5/25/2007 12:32 PM _______________________________________________ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts