Proceedings, 9. kötet |
Részletek a könyvből
1 - 5 találat összesen 41 találatból.
79. oldal
... copper was fastened , upon which a smaller plate could be tightly screwed . Between the two plates a very thick copper wire was secured , vertically . Its lower end was provided with a small plate of copper , fastened by screws . This ...
... copper was fastened , upon which a smaller plate could be tightly screwed . Between the two plates a very thick copper wire was secured , vertically . Its lower end was provided with a small plate of copper , fastened by screws . This ...
80. oldal
... copper wire which was fastened to the beam , was smooth and flat , and cut at right angles to its vertical axis . The edge of the small plate was correspondingly cut , so that the exact point at which the silver wire was seized and ...
... copper wire which was fastened to the beam , was smooth and flat , and cut at right angles to its vertical axis . The edge of the small plate was correspondingly cut , so that the exact point at which the silver wire was seized and ...
81. oldal
... copper plates to the thick copper wires , and a slight weight was attached just sufficient to straighten the wire , that its length might be accurately ascer- tained ( it was straightened as much as possible by being drawn between the ...
... copper plates to the thick copper wires , and a slight weight was attached just sufficient to straighten the wire , that its length might be accurately ascer- tained ( it was straightened as much as possible by being drawn between the ...
82. oldal
... copper wire fore stretch- " before = unity ) . ing = unity ) , stretching = unity ) . 777.62 2246 198.8 1.4369 1 1 Wire I. 809.56 5075 239.8 1.5519 1.0411 1.0800 Wire II . { 830.82 1246 234.9 890-04 6746 311.2 1.5376 1 1 1.7803 1.0713 ...
... copper wire fore stretch- " before = unity ) . ing = unity ) , stretching = unity ) . 777.62 2246 198.8 1.4369 1 1 Wire I. 809.56 5075 239.8 1.5519 1.0411 1.0800 Wire II . { 830.82 1246 234.9 890-04 6746 311.2 1.5376 1 1 1.7803 1.0713 ...
83. oldal
... copper wires . He found that the increase in their resistance produced by stretching was not fully accounted for by the change of their dimensions . In the course of the experiments I found that by raising a silver wire , which had been ...
... copper wires . He found that the increase in their resistance produced by stretching was not fully accounted for by the change of their dimensions . In the course of the experiments I found that by raising a silver wire , which had been ...
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8vo.-From the Academy 8vo.-From the Author 8vo.-From the Society acid Agassiz Amblypterus anal anal fins angle appears arrangement axis beknottedness boulders Carboniferous caudal centre clay closed coil colour copper cords curve deposits direction disc Dorpat dorsal dorsal fin Edinburgh Erlangen experiments feet fins genus Geological given Glen Heft height Herðubreið hill hydrochloric acid hypoderm inches iron knot lake length Loch Loch Creran magnetic manganese manganese nodules miles motion neural canal nodules nugatory observed obtained occur Old Red Sandstone paper pectoral fin plate position posterior present produced Professor Tait pumice rays Report ridges rocks rotation round Royal Society salt Sandstone scales scheme Scotland seen side solution sound species specific gravity specimens striæ surface telephone Thomson tion Ueber valley velocity ventral vertical vibrations volcanic vortex WILLIAM THOMSON wire
Népszerű szakaszok
479. oldal - And therefore it was ever thought to have some participation of divineness, because it doth raise and erect the mind by submitting the shows of things to the desires of the mind, whereas reason doth buckle and bow the mind into the nature of things.
231. oldal - By mutual confidence and mutual aid, Great deeds are done, and great discoveries made ; The wise new prudence from the wise acquire, And one brave hero fans another's fire.
477. oldal - From these and all long errors of the way, In which our wandering predecessors went, And, like the...
192. oldal - List of the Vertebrated Animals now or lately living in the Gardens of the Zoological Society of London, 1872 Ditto.
18. oldal - CHA..MERS was licensed as a preacher of the gospel by the Presbytery of St.
175. oldal - Recent discussions on the abolition of patents for inventions in the United Kingdom, France, Germany, and the Netherlands.
472. oldal - For the several employments and offices of our fellows we have twelve that sail into foreign countries under the names of other nations (for our own we conceal), who bring us the books, and abstracts, and patterns of experiments of all other parts. These we call merchants of light.
473. oldal - We have also, as you must think, novices and apprentices, that the succession of the former employed men do not fail, besides a great number of servants and attendants, men and women.
472. oldal - We have three that bend themselves, looking into the experiments of their fellows, and cast about how to draw out of them things of use and practice for man's life and knowledge...
30. oldal - The study of the laws by which the Almighty governs the Universe is therefore our bounden duty. Of these laws our great academies and seats of education have, rather arbitrarily, selected only two spheres or groups (as I may call them) as essential parts of our national education : the laws which regulate quantities and proportions, which form the subject of mathematics...