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  3. 9th Class
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  5. Work and energy

9th Class Science Work and energy Question Bank Work, Energy and Sound

  • question_answer
    Which one of the following statements is correct?
    Statement 1: Sound waves are longitudinal waves.
    Statement 2: Sound waves have low frequency and long wavelength.

    A) Statement 1

    B) Statement 2

    C) Both statements are correct

    D) Both statements are incorrect

    E) None of these

    Correct Answer: C

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