From: mynamehere@comcast.net   
      
   "Tmenke"  wrote in message   
   news:d8a0d$4271adce$1860127d$10916@KNOLOGY.NET...   
   > inches to the fourth power is common in the engineering field to model the   
   > stiffness of a rigid body (Called the modulus of inertia). It is, in a   
   > nutshell, used   
   > to predict how much rotation a structural element will undergo when   
   > subjected to   
   > bending forces.   
   >   
      
   I might have guessed there would be some use for it in engineering. Thanks for   
   the explanation.   
      
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