2. Questions Bank
  3. 9th Class
  4. Science
  5. Work and energy

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

  • question_answer
    In which of the following air blown into is made to vibrate?

    A) Mridangam                   

    B) Shehnai

    C) Veena  

    D)        Violin

    E) None of these

    Correct Answer: B

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