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

9th Class Science Sound Question Bank Sound Formative Objective Problems

  • question_answer
    Density - distance graph represents

    A)  light waves                       

    B)  longitudinal waves

    C)  transverse wave            

    D)  none of these

    Correct Answer: B

    Solution :

      Not Available


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