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Homework Help: Electromagnetic questions

  1. Mar 12, 2005 #1
    A plane wave at a freq. of 10Ghz falls normally onto a pane slab of material of thickness 8mm. The dieletric constant of athe material is 2.5. Estimate the proportion of incident power transmitted.

    I need a tip
     
  2. jcsd
  3. Mar 13, 2005 #2
    Is this E&M 2?

    Find the amplitude for the transmitted wave and then the time averaged pointing vector for the power transmitted.

    Does this help?
     
  4. Mar 13, 2005 #3

    Astronuc

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