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Discussion :: Electromagnetic Field Thoery

  1. For F1 layer the maximum ionic density is 2.3 x 104 electrons per cc. The critical frequency for this layer will be

    2. A.
    1.36 MHz
    B.
    13.6 MHz
    C.
    136 MHz
    D.
    1360 MHz

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    Answer : Option B

    Explanation :

    fc = 9Nmax .

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