9th Class Science Sound Question Bank Sound

  • question_answer
    What is the velocity of sound in vacuum?

    A) \[332\,\,m\,\,{{s}^{-1}}\]         

    B)        \[330\,\,m\,\,{{s}^{-1}}\]

    C) \[288\,\,m\,\,{{s}^{-1}}\]         

    D)        \[Zero\]  

    Correct Answer: D

    Solution :

    Sound does not travel through vacuum. Hence, the velocity of sound is zero in vacuum.


You need to login to perform this action.
You will be redirected in 3 sec spinner