Answers

2015-05-21T09:07:18+05:30
The permittivity of free space (a vacuum) is a physical constant equal toapproximately 8.85 x 10-12 farad per meter (F/m). It is symbolized o. In general, permittivity is symbolized and is a constant of proportionality that exists between electric displacement and electric field intensity in a given medium.
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