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Discussion :: Electromagnetic Field Thoery

  1. Refractive index of glass is 1.5. Find the wavelength of a beam of light with a frequency of 1014 Hz in glass. Assume velocity of light is 3 x 108 m/sec in vacuum.

    2. A.
    4 μm
    B.
    3 μm
    C.
    2 μm
    D.
    1 μm

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    Answer : Option C

    Explanation :

    Given, μ = 1.6, f = 1014 Hz, v = 3 x 108 m/sec.

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