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KVPY Sample Paper KVPY Stream-SX Model Paper-28

  • question_answer
    A closed organ pipe has a fundamental frequency of \[1.5\text{ }kHz.\] The number of overtones that can be distinctly heard by a person with this organ pipe will be : (Assume that the highest frequency a person can hear is \[20,000\text{ }Hz\])

    A) \[6\]

    B) \[4\]

    C) \[7\]

    D) \[5\]

    Correct Answer: A

    Solution :

    \[\frac{250kHz}{1.5kHz}=13.33\]
    \[\therefore \]Possible hormones
    \[1,3,5,7,9,11,13\]
    i.e., \[6.\]


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