| John Tyndall - 1867 - 374 pages
...because, at its origin, the sound generated in the denser air is louder than that generated in the rarer. You have, I doubt not, a clear mental picture of the...augmenting mass of air. It is perfectly manifest that this cannot occur without an enfeeblement of the motion. Take the case of a shell of air of a certain thickness,... | |
| John Tyndall - 1867 - 372 pages
...because, at its origin, the sound generated in the denser air is louder than that generated in the rarer. You have, I doubt not, a clear mental picture of the...augmenting mass of air. It is perfectly manifest that this cannot occur without an enfeeblement of the motion. Take the case of a shell of air of a certain thickness,... | |
| John Tyndall - 1867 - 364 pages
...because, at its origin, the sound generated in the denser air is louder than that generated in the rarer. You have, I doubt not, a clear mental picture of the...diffused over a continually augmenting mass of air. It isjgerfectly manifest that this cannot occur without an enfeeblement of the motion. Take the case of... | |
| John Tyndall - 1869 - 386 pages
...the sound generated in the denser air is louder than that generated in the rarer. You have no doubt a clear mental picture of the propagation of the sound...augmenting mass of air. It is perfectly manifest that this cannot occur without an enfeeblement of the motion. Take the case of a shell of air of a certain thickness,... | |
| John Tyndall - 1875 - 628 pages
...unheard below. § 3. Intensity of Sound. Law of Inverse Squares. In the case of our exploding balloon the wave of sound expands on all sides, the motion...augmenting mass of air. It is perfectly manifest that this cannot occur without an enfeeblement of the motion. Take the case of a thin shell of air with a radius... | |
| Alexander Wilford Hall - 1878 - 300 pages
...figures. I quote, as usual, from his Lectures on " You have, I doubt not, a clear mental picture of ihc propagation of the sound from our exploding balloon through the surrounding air. The wave of tuund expands on all sides, the motion produced by t he explosion being thus diffused over a continually... | |
| Alexander Wilford Hall - 1880 - 544 pages
...to point out the fatal effect of his figures. I quote, as usual, from his Lectures on Sound: — " You have, I doubt not, a clear mental picture of the...perfectly manifest that this can not occur without an enfeeblement of the motion. Take the case of a shell of air of a certain thickness with a radius of... | |
| Alexander Wilford Hall - 1877 - 546 pages
...quote, as usual, from his Lectures on Sound: — " You have, I doubt not, a clear mental picture of ihe propagation of the sound from our exploding balloon...perfectly manifest that this can not occur without an enfeeblement of the motion. Take the case of a shell of air of a certain thickness with a radius of... | |
| Alexander Wilford Hall - 1880 - 544 pages
...moments to point out the fatal effect of his figures. I quote, as usual, from his Lectures on Sound: — "You have, I doubt not, a clear mental picture of...exploding balloon through the surrounding air. The wave of lound expands on all sides, the motion produced by the explosion being thus diffused over a continually... | |
| 1883 - 402 pages
...DIMINUTION OP SOUND-MOTION. BY PROF. WHH MUSICK. Prof. Tyndall says on page 10 of Lectures on Sound : — " You have, I doubt not, a clear mental picture of the...augmenting mass of air. It is perfectly manifest that this cannot occur without an enfeeblement of the motion. Take the case of a shell of air of a certain thickness... | |
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