From: news@analogconsultants.com   
      
   On 11/27/25 4:14 AM, Edward Rawde wrote:   
   > "Liz Tuddenham"  wrote in message   
   news:1rmgdu2.kq9ug246pz0gN%liz@poppyrecords.invalid.invalid...   
   >> Edward Rawde  wrote:   
   >>   
   >> [...]   
   >>> What volume of material remains after a six inch long hole, centred on a   
   >>> diameter, is drilled through a sphere?   
   >>   
   >> If the hole diameter can be regarded as small compared with the sphere   
   >> diameter, the curvature at the ends can be neglected .  The calculation   
   >> method will depend on the relative dimensions and the degree of accuracy   
   >> required, so that should sort out the engineers from the theoretical   
   >> mathematicians.   
   >>   
   >> It is also possible to get a negative answer if the hole is bigger than   
   >> the sphere - which should sort out the accountants.   
   >   
   > If the sphere is as big as the earth then you'll find plenty of people who   
   don't get   
   > how you could theoretically drill a six inch long hole through it and  still   
   be left   
   > with the same volume as for any other sphere bigger than six inches in   
   diameter.   
   >   
      
   Call Halliburton, leave a big check and wait until someone calls from   
   China complaining about weird stuff coming out of the ground :-)   
      
   --   
   Regards, Joerg   
      
   http://www.analogconsultants.com/   
      
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