Two air columns, both open at one end are vibrating at their first harmonic frequency. One column has a length of 20.0 cm while the other has a length of 20.2 cm. What beat frequency will be heard when the two resonate simultaneously? Assume that sound travels at 3.40 x 102 m/s in the tubes.

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The frequency of a resonating column of air in an openopen tube is ... View the full answer