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Railways General Science & Technology Sound Sample Paper Sound Sample Test Paper-5

  • question_answer
    A big explosion on the Moon cannot be heard on the Earth because

    A)  The explosion produces high frequency sound wave which are inaudible

    B)  Sound waves require a material medium for propagation

    C)  Sound waves are absorbed in the atmosphere of moon

    D)  Sound waves are absorbed in Earth's atmosphere

    Correct Answer: B

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