Report of the Annual Meeting, Edizione 10J. Murray., 1841 |
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Report of the Annual Meeting British Association for the Advancement of Science Visualizzazione completa - 1840 |
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Brani popolari
Pagina 82 - Thus it is a law of the nature of water that under the mean pressure of the atmosphere at the level of the sea, it boils at 212° Fahrenheit.
Pagina 84 - From the foregoing statements it may be safely inferred that " the mean height of the barometer at the level of the sea being the same in every part of the globe...
Pagina 196 - The strength of a pillar, with one end round and the other flat, is the arithmetical mean between that of a pillar of the same dimensions with both ends round, and one with both ends flat. Thus, of three cylindrical pillars, all of the same length and diameter, the first having both its ends rounded, the second with one end rounded and one flat, and the third with both ends flat, the strengths are as 1, 2, 3 nearly.
Pagina 162 - In the dwellings of this area " there is concentrated everything that is wretched, dissolute, loathsome, and pestilential. These places are filled by a population of many thousands of miserable creatures. The houses in which they live are unfit even for sties...
Pagina 162 - The houses in which they live are unfit even for sties, and every apartment is filled with a promiscuous crowd of men, women and children, all in the most revolting state of filth and squalor. In many of the houses there is scarcely any ventilation; dunghills lie in the vicinity of the dwellings; and from the extremely defective sewerage, filth of every kind constantly accumulates.
Pagina 197 - In similar pillars, or those whose length is to the diameter in a constant proportion, the strength is nearly as the square of the diameter, or of any other linear dimension ; or, in other words, the strength is nearly as the area of the transverse section." " In hollow pillars, of greater diameter at one end than the other, or in the middle than at the ends, it was not found that any additional strength was obtained over that of cylindrical pillars.
Pagina xv - Brewster, Reports respecting the two series of Hourly Meteorological Observations kept in Scotland ;— Report on the subject of a series of Resolutions adopted by the British Association at their Meeting in August 1838, at Newcastle;—R.