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Electric Pressure Fomula

  1. Dec 1, 2012 #1
    Hi, I saw a formula in a book in which I have confusion. Can anyone please suggest me any ref. The formula is as

    Electric Pressure = 1/2 ε0E2

    Where ε0 is electric permittivity of free space and E is the electric field.
  2. jcsd
  3. Dec 3, 2012 #2
    Does this help ? :

    http://physics.wustl.edu/classes/SP2012/212/lectures/SP11-212-c32.pdf [Broken]
    Last edited by a moderator: May 6, 2017
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