Tyndall, John, 1820-1893 · New York : Appleton · leaf 268
e then jumps visibly to thesound of a whistle, or to a chirrup. The experiment maybe so arranged that, when the whistle sounds, the flameshall be either restored almost to its pristine brightness, orthat the small amount of light it still possesses shall disap-pear. The blow-pipe flame of our… … On sounding the whistle the erect portion of the flamedrops down, and while the sound continues the flamemaintains the form shown in Fig. 120. 260 SOUND. § 8. Experiments on Fish-tail and Bafs-wing Flames. We now pass on to a thin sheet of flame, issuing froma common fish-tail burner, Fig. 121. You…
Sound
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