Lynde, Carleton John, b. 1872 · New York, Macmillan · leaf 299
the case of the fife, forexample, the air blast is directedacross the edge of a hole. Thisproduces a fluttering which ismade up of vibrations of dif-ferent frequencies. The aircolumn in the fife vibrates inunison with one of these fre-quencies, which frequency de-pends on the length of the… … MUSIC AND MUSICAL INSTRUMENTS 285 the fork, a loud sound is heard. The fork sets the air-columnin vibration and these vibrations produce the loud sound.This is an example of resonance. We can explain resonance as follows: If we are swinging aperson, we can keep the swing in motion with little…
Physics · Home Economics
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