From: gherold@teachspin.com   
      
   On Tuesday, February 12, 2019 at 10:33:40 AM UTC-5, Phil Hobbs wrote:   
   > On 2/11/19 5:58 PM, RichD wrote:   
   > > Looking at network theory and the duality theorems,   
   > > why is there no mutual capacitance?  i.e. electric   
   > > flux linkages, symmetric to mutual inductance and B flux.   
   > >   
   > >   
   > > --   
   > > Rich   
   > >   
   >   
   > There is.  It's usually just called 'capacitance', unless you need to   
   > distinguish it from self-capacitance.   
   >   
   > A 1-cm radius isolated sphere has a self-capacitance of 1 cm (Gaussian   
   > units), which is about 1.12 pF.   
   Huh right, I had this picture of three hunks of stuff with various   
   inter-capacitances.  But that starts with one hunk!   
      
   George H.   
      
   >   
   > Cheers   
   >   
   > Phil Hobbs   
   >   
   > --   
   > Dr Philip C D Hobbs   
   > Principal Consultant   
   > ElectroOptical Innovations LLC / Hobbs ElectroOptics   
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   >   
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