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The two nearest harmonics of a tube closed at one end and open at other end are 220 Hz and 260 Hz. What is the fundamental frequency of the system?
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The correct answer is:
20 Hz
Two successive frequencies of closed pipe
....(i)
......(ii)
Dividing (ii) by (i), we get
So,
So fundamental frequency is 20 Hz.
....(i)
......(ii)
Dividing (ii) by (i), we get
So,
So fundamental frequency is 20 Hz.
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