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8th Class Science Some Natural Phenomena Question Bank Self Test-17

  • question_answer
    The instrument which is used to measure and record the magnitude of an earthquake in terms of shockwaves is known as:

    A) (a) Ritcher scale

    B) (b) Electroscope

    C) (c) Seismograph

    D) (d) All of these

    E) (e) None of these

    Correct Answer: C

    Solution :

    (c)


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