RAJASTHAN PMT Rajasthan - PMT Solved Paper-1998

  • question_answer
    Main frequency is 100 Hz and second two frequency are 300 Hz and 500 Hz, then the pipe is:

    A)  open pipe           

    B)           closed pipe        

    C)             one end is open and second end is closed

    D)  all of these

    Correct Answer: C

    Solution :

    Ratio of the frequencies \[{{n}_{1}}:{{n}_{2}}:{{n}_{3}}=100:300:500\] \[=1:3:5\] It is true for closed organ pipe.


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