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    Question

    The layer of atmosphere used for radio- wave

    transmission is –
    A chromosphere Correct Answer Incorrect Answer
    B troposphere Correct Answer Incorrect Answer
    C ionosphere Correct Answer Incorrect Answer
    D stratosphere Correct Answer Incorrect Answer

    Solution

    The ionosphere is a part of the upper atmosphere and is ionized by solar radiation. It plays an important part in atmospheric electricity and forms the inner edge of the magnetosphere. It has practical importance because, among other functions, it influences radio propagation to distant places on the Earth.

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