2. Questions Bank
  3. 9th Class
  4. Science
  5. Sound

9th Class Science Sound Question Bank Sound

  • question_answer
    A student plotted the following four graphs representing the variation of velocity v of sound in a gas with the pressure P for a given temperature. Which one is correct?

    A)  

    B)  

    C)  

    D)         

    Correct Answer: D

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