From: fortunati.luigi@gmail.com   
      
   Gerry Quinn alle ore 10:01:06 del 18/07/2017 ha scritto:   
   >> The BC stick is dropped vertically into an endless well.   
   >>   
   >> Let M be the midpoint between B and C.   
   >>   
   >> In this mental experiment, the  acceleration of M (relative to the   
   >> well) is constant.   
   >>   
   >> When the stick speed becomes relativistic, does the acceleration of   
   >> points B and C (always in the well reference) remain equal to  or   
   >> is it greater or lesser?   
   >   
   >   
   > In the frame of an external universe containing a static force well (I   
   > assume that's what you mean by the well reference), you'll see the rigid   
   > stick contract, assuming it can hold itself together against the tidal   
   > forces.   
   >   
   > - Gerry Quinn   
      
   What tidal forces can there be if acceleration is constant?   
      
   Luigi   
      
   --   
   Luigi Fortunati   
      
   Credere e' piu' facile che pensare   
   Believing is easier than thinking   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)