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    Question

    Long radiowave was discovered

    by
    A Ritter Correct Answer Incorrect Answer
    B Henrik Hertz Correct Answer Incorrect Answer
    C Marconi Correct Answer Incorrect Answer
    D Newton Correct Answer Incorrect Answer

    Solution

    Marconi discovered long radiowave in 1986. Ritter discovered UV rays. Newton discovered visible radiation. Henrik Hertz discovered short radiowave.

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