XPost: sci.electronics.design   
   From: pcdhSpamMeSenseless@electrooptical.net   
      
   On 2020-05-24 00:47, Tom Del Rosso wrote:   
   > Reviewing stuff I forgot during lockdown, this is one thing I never got.   
   >   
   > H is amp-turns/meter, and having distance in the denominator suggests   
   > that it is also a measure of flux density (but without the core   
   > influences).  So why is B defined as flux density, as if that   
   > distinguishes it from H?   
   >   
   >   
   It's just a definition.  In Gaussian units (rationalized CGS-ESU), B is   
   quoted in gauss and H in oersted, but there's no actual dimensional   
   difference, i.e. mu is dimensionless.   
      
   Cheers   
      
   Phil Hobbs   
      
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