The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art, Volume 13Gould, Kendall, and Lincoln, 1862 |
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Pagina 28
... weight on each pair of wheels is not to exceed one ton and a half . The use of locomotives de- structive to highways or dangerous to the public is to be prohibited by the Secretary of State , so as to prevent the excessive wear and tear ...
... weight on each pair of wheels is not to exceed one ton and a half . The use of locomotives de- structive to highways or dangerous to the public is to be prohibited by the Secretary of State , so as to prevent the excessive wear and tear ...
Pagina 31
... weight man could bring into com- parison with this would be puny in the extreme . Yet , notwithstand- ing the ... weights as tightly as possible over pulleys at every bearing of MECHANICS AND USEFUL ARTS . 31.
... weight man could bring into com- parison with this would be puny in the extreme . Yet , notwithstand- ing the ... weights as tightly as possible over pulleys at every bearing of MECHANICS AND USEFUL ARTS . 31.
Pagina 32
... weight , brought into the first two tubes , beyond which all their united efforts failed to draw it . A third engine having been obtained , the three were barely able to force the load along to the centre of the bridge ; when night ...
... weight , brought into the first two tubes , beyond which all their united efforts failed to draw it . A third engine having been obtained , the three were barely able to force the load along to the centre of the bridge ; when night ...
Pagina 36
... weight . Now , while the fact remains that iron and steel will lose thei strength by vibration and tension , it is proper to state , also , in this connection , that this loss of strength bears a due proportion to the extent and ...
... weight . Now , while the fact remains that iron and steel will lose thei strength by vibration and tension , it is proper to state , also , in this connection , that this loss of strength bears a due proportion to the extent and ...
Pagina 41
... weight , and it sus- tained a million changes of load without injury . The load was then increased to nearly one - half the breaking weight . With this weight the beam gave way after 5,175 changes . It appeared , therefore , it was not ...
... weight , and it sus- tained a million changes of load without injury . The load was then increased to nearly one - half the breaking weight . With this weight the beam gave way after 5,175 changes . It appeared , therefore , it was not ...
Overige edities - Alles bekijken
The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 5 Volledige weergave - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in ..., Volume 5 Volledige weergave - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science and Art Volledige weergave - 1857 |
Veelvoorkomende woorden en zinsdelen
action alkali American ammonia animal apparatus appears atmosphere bitumen body butyric acid carbonic acid chemical cloth coal colloid color comet condition contains crystalline deposits depth Diluvian discovery earth effect electricity engines existence experiments fact feet formation gases geological glass gutta percha heat hundred hydrogen inches increase iron known less light lignite liquid magnetic manufacture mass matter ment metal meteors miles mineral nature nitric acid nitrogen North observed obtained ordinary organic oxide oxygen ozone paper passed phenomena phosphoric acid plants plate portion pounds present pressure produced Prof Professor quantity R. I. Murchison rays recently remarkable rocks shells shot side silica Silurian soil solution species specimens spectrum steel strata substances sulphuric sulphuric acid surface temperature thickness tion tube vapor vegetable vessel weight wire wrought iron
Populaire passages
Pagina ix - I first entered this city, the whole of the machinery was executed by hand. There were neither planing, slotting, nor shaping machines, and, with the exception of very imperfect lathes and a few drills, the preparatory operations of construction were effected entirely by the hands of the workmen.
Pagina 150 - The result of this would be a state of universal rest and death, if the universe were finite and left to obey existing laws. But as no limit is known to the extent of matter, science points rather to an endless progress through an endless space, of action involving the transformation of potential energy through palpable motion into heat, than to a single finite mechanism, running down like a clock and stopping for ever. It is also impossible to conceive either the beginning or the continuance of...
Pagina 201 - The colloidal is, in fact, a dynamical state of matter; the crystalloidal being the statical condition. The colloid possesses Energia. It may be looked upon as the probable primary source of the force appearing in the phenomena of vitality.