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ConceptStudy of Vibrations of Air Columns

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#### Question

With a neat labelled diagram, show that all harmonics are present in an air column contained in a pipe open at both the ends. Define end correction.

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#### Similar questions

A pipe which is open at both ends is 47 cm long and has an inner diameter 5 cm. If the speed of sound in air is 348 m/s, calculate the fundamental frequency of air column in that pipe.

The fundamental frequency of an air column in a pipe closed at one end is in unison with the third overtone of an open pipe. Calculate the ratio of lengths of their air columns

The value of end correction for an open organ pipe of radius 'r' is .........................

- 0.3 r
- 0.6 r
- 0.9 r
- 1.2 r