JEE Main & Advanced Physics Wave Mechanics Question Bank Progressive Waves

  • question_answer
    If the wave equation \[y=0.08\sin \frac{2\pi }{\lambda }(200t-x)\] then the velocity of the wave will be                                    [BCECE 2004]

    A)            \[400\sqrt{2}\]                    

    B)            \[200\sqrt{2}\]

    C)            400

    D)            200

    Correct Answer: D

    Solution :

               Comparing with standard wave equation                    \[y=a\sin \frac{2\pi }{\lambda }(vt-x)\], we get, \[v=200\,m/s.\]


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