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Discussion :: Materials and Components

  1. The wavelength of light emitted by GaAs laser is 8670 x 10-10 m. If h = 6.626 x 10-34 Js, velocity of light = 3 x 108 m/s and eV = 1.602 x 10-19 J, the energy gap in GaAs is

    2. A.
    0.18 eV
    B.
    0.7 eV
    C.
    1.43 eV
    D.
    2.39 eV

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    Answer : Option C

    Explanation :

    No answer description available for this question.

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