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NEET Sample Paper NEET Sample Test Paper-76

  • question_answer
    An open organ pipe produces fundamental note. All of a sudden, one of its ends is close [d] If again fundamental note is emitted, the frequency of note will be

    A)  half                             

    B)  double

    C)  same               

    D)  None of these

    Correct Answer: A

    Solution :

    In open pipe \[v=\frac{v}{2\,L}\] In closed pipe \[v'=\frac{v}{4\,L}\] \[\therefore \,\,\,\,\,\,\,\,\,\,\,\,\,\,\frac{v'}{v}=\frac{1}{2}\]


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