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JEE Main & Advanced Physics Wave Mechanics Question Bank Basics of Mechanical Waves

  • question_answer
    Velocity of sound in air I.         Increases with temperature II.       Decreases with temperature III.      Increase with pressure IV.      Is independent of pressure V.       Is independent of temperature Choose the correct answer.                          [Kerala (Engg.) 2001]

    A)            Only I and II are true         

    B)            Only I and III are true

    C)            Only II and III are true      

    D)            Only I and IV are true

    Correct Answer: D

    Solution :

               Speed of sound \[v\propto \sqrt{T}\]and it is independent of pressure.


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