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An open pipe is suddenly closed at one end with the result that the frequency of third harmonic of the closed pipe is found to be higher by 100 Hz than fundamental frequency of open pipe, then the fundamental frequency of open pipe is:
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Correct option is D
Fundamental frequency of open organ pipe=v2lFrequency of third harmonic of closed pipe=3V4l∴3v4l=100+v2l⇒3v4l−2v4l=v4l=100⇒V2l=200 Hz.Similar Questions
Two adjacent natural frequencies of an organ pipe are formed to be 550 Hz and 650 Hz. Calculate the length of this pipe (in m). (Velocity of sound in air 350 m/s).
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