The Annual of Scientific Discovery, Or, Year-book of Facts in Science and ArtGould, Kendall, and Lincoln, 1870 |
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Результати 6-10 із 46
Сторінка 25
... force into the boiler the elastic fluids , steam or gases discharged from the cylinders by the return stroke of the piston . I pointed out three combinations to be experimented on in succession , according to the greater or less ...
... force into the boiler the elastic fluids , steam or gases discharged from the cylinders by the return stroke of the piston . I pointed out three combinations to be experimented on in succession , according to the greater or less ...
Сторінка 28
... force of the stroke it receives , so that all parts of the surface are equally exposed to wear . The advantages of this arrangement are a continuous sound , slow or rapid in proportion to the speed of the engine , each 15 feet producing ...
... force of the stroke it receives , so that all parts of the surface are equally exposed to wear . The advantages of this arrangement are a continuous sound , slow or rapid in proportion to the speed of the engine , each 15 feet producing ...
Сторінка 36
... force at least half a ton . The resist- ance of such a carriage at 20 miles an hour , upon a level , would not exceed 300 or 400 pounds , nor upon a gradient of one in 60 more than from 1,050 pounds to 1,150 pounds , the whole actual ...
... force at least half a ton . The resist- ance of such a carriage at 20 miles an hour , upon a level , would not exceed 300 or 400 pounds , nor upon a gradient of one in 60 more than from 1,050 pounds to 1,150 pounds , the whole actual ...
Сторінка 39
... force of heated air may be used in an engine with- out the difficulties attending the use of heated air alone in the cylinder , and which are met with in the engines of Ericsson , and others employing only heated airs . In Warsop's ...
... force of heated air may be used in an engine with- out the difficulties attending the use of heated air alone in the cylinder , and which are met with in the engines of Ericsson , and others employing only heated airs . In Warsop's ...
Сторінка 41
... force of the shock and save the bell . This gas cannot , of course , be collected over water . In the experiment just described , the bell is filled by means of a pneu- matic trough containing mercury . It is transferred by passing ...
... force of the shock and save the bell . This gas cannot , of course , be collected over water . In the experiment just described , the bell is filled by means of a pneu- matic trough containing mercury . It is transferred by passing ...
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The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
The Annual of Scientific Discovery, Or, Year-book of Facts in Science ..., Том 5 Повний перегляд - 1854 |
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acetic acid action American ammonia animals apparatus appears atmosphere battery beds bridge cable carbon carbonic acid cause cent centimetres centre charcoal chemical chloride coal color Comptes Rendus connected containing copper corona cubic cubic metres cylinder depth diameter discovery dissolved eclipse effect electric engine eocene experiments fact feet fibre flame fossil French gases glass glycerine gun-cotton guns heat hydrochloric acid hydrogen inches Indian iron length light lime liquid magnet matter metal method metres miles miocene mixture nitric acid observations obtained ordinary oxide oxygen palladium paper passed placed plants plate platinum polariscope polarization potash precipitate present pressure produced Prof quantity railway rays River salt sandarac sodium solution spark species specific gravity spectrum steam steel rails substance sulphate sulphuric acid surface temperature thick tion tons tube tunnel vapor vibrations weight wire zinc zirconia
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Сторінка 269 - There is grandeur in this view of life, with its several powers, having been originally breathed by the Creator into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being evolved.
Сторінка i - ANNUAL OF SCIENTIFIC DISCOVERY ; or, Year Book of Facts in Science and Art, exhibiting the most important Discoveries and Improvements in Mechanics, Useful Arts, Natural Philosophy, Chemistry, Astronomy, Meteorology, Zoology, Botany, Mineralogy, Geology, Geography, Antiquities, etc.
Сторінка 136 - It consists in subjecting the vapours of volatile liquids to the action of concentrated sunlight, or to the concentrated beam of the electric light.