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JEE Main & Advanced Physics Wave Mechanics Question Bank Beats

  • question_answer
    The couple of tuning forks produces 2 beats in the time interval of 0.4 seconds. So the beat frequency is  [CPMT 1996]

    A)            8 Hz                                          

    B)            5 Hz

    C)            2 Hz                                          

    D)            10 Hz

    Correct Answer: B

    Solution :

               Beat frequency = \[\frac{2}{0.4}=5Hz\]


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