Permeability and permittivity question

  1. Chronos

    Chronos 10,348
    Science Advisor
    Gold Member

    I'm feeling a bit lazy, but curious. What experimental results confirm the values assigned for permeability and permittivity [as it relates to c]? I haven't explored the literature very thoroughly, but, have not been altogether satisfied with what little I found. Thanks!
  2. jcsd
  3. This constants are just a consequene of the choice of unit system.
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