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JEE Main & Advanced Physics Wave Mechanics Question Bank Beats

  • question_answer
    Two sound sources when sounded simultaneously produce four beats in 0.25 second. the difference in their frequencies must be                                                   [BCECE 2003]

    A)            4    

    B)            8

    C)            16  

    D)            1

    Correct Answer: C

    Solution :

               No. of beats = frequency difference = \[\frac{4}{0.25}=16\]


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