Van Nostrand's Engineering Magazine, 34권D. Van Nostrand, 1886 |
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86개의 결과 중 1 - 5개
8 페이지
... inches in diameter , making 1500 revolu- tions per minute . The skin friction of the disks of this turbine probably amount- ed to 4 horse - power . If the diameter had been doubled to reduce the speed to 750 revolutions , the skin ...
... inches in diameter , making 1500 revolu- tions per minute . The skin friction of the disks of this turbine probably amount- ed to 4 horse - power . If the diameter had been doubled to reduce the speed to 750 revolutions , the skin ...
9 페이지
... inches wide on the face . A jet of water of very small diameter ( three - eighths of an inch sometimes ) was allowed to strike the vanes normally . Theory shows that in this case the wheel should run at half the inch in diameter , and ...
... inches wide on the face . A jet of water of very small diameter ( three - eighths of an inch sometimes ) was allowed to strike the vanes normally . Theory shows that in this case the wheel should run at half the inch in diameter , and ...
34 페이지
... inches ; April to moisture , and will even carry it off from May , 8 inches ; June to September , 7 snow or from a lump of ice . As water inches ; October to December , 2 inches . itself , under ordinary circumstances , is At Dijon ...
... inches ; April to moisture , and will even carry it off from May , 8 inches ; June to September , 7 snow or from a lump of ice . As water inches ; October to December , 2 inches . itself , under ordinary circumstances , is At Dijon ...
35 페이지
... inches . At an tact with the waves of the sea all the elevation of about 900 feet in the South- more avid to receive water , of which it ern Concan Hills or Western Ghats there then finds no stint . How readily the air is an increase to ...
... inches . At an tact with the waves of the sea all the elevation of about 900 feet in the South- more avid to receive water , of which it ern Concan Hills or Western Ghats there then finds no stint . How readily the air is an increase to ...
36 페이지
... inches , and in the latter a little under 19 inches , or less than one - half ; the average of forty years being about 27 inches . Of course , in estimating the water supply of any district , it is the minimum rainfall on which the ...
... inches , and in the latter a little under 19 inches , or less than one - half ; the average of forty years being about 27 inches . Of course , in estimating the water supply of any district , it is the minimum rainfall on which the ...
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adopted æther amount angle Antwerp arch armor astronomical average battery boiler carbon carbonic acid cause cement cent charge coal constant construction corrosion cost cubic cubic foot curve cylinder depth diameter discharge distance dynamo effect electric electromotive force energy engine equal equation estimated experiments extrados feet formula fuel gases give gravity Greenwich mean guns heat helicoid hour hour angle inches increase iron lamps length less light long tons material matter means ment meridian meters method mild steel miles motor Navy paper passing pipe piston plates pounds practical present pressure Prime Meridian quantity railway reservoir resistance river sewage sewer gas sewers ships short tons soffit specific heat speed square steam supply surface tained temperature tion tons tramway turbine turret velocity vessels voussoirs weight wheel
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309 페이지 - ... or ever the silver cord be loosed, or the golden bowl be broken, or the pitcher be broken at the fountain, or the wheel broken at the cistern. Then shall the dust return to the earth as it was: and the spirit shall return unto God who gave it.
33 페이지 - All the rivers run into the sea; yet the sea is not full; unto the place from whence the rivers come, thither they return again.
247 페이지 - But, whatever criticisms might be justified by the ambitious title of "the Association for the Reform and Codification of the Laws of Nations...
310 페이지 - I'll show you sir. It is an automa runs under water with a snug nose and has a nimble tail, made like an auger, with which tail she wriggles betwixt the costs (ribs) of a ship, and sinks it straight.
75 페이지 - On the whole we may fairly conclude that, whilst there is some evidence of a tidal yielding of the earth's mass, that yielding is certainly small, and the effective rigidity is at least as great as that of steel.
310 페이지 - They have likewise discovered two lesser stars, or satellites, which revolve about Mars, whereof the innermost is distant from the center of the primary planet exactly three of his diameters, and the outermost five; the former revolves in the space of ten hours, and the latter in twenty-one and a half...
437 페이지 - ELECTRO-DEPOSITION : A Practical Treatise on the Electrolysis of Gold, Silver, Copper, Nickel, and other Metals and Alloys. With descriptions of Voltaic Batteries, Magneto and Dynamo-Electric Machines, Thermopiles, and of the Materials and Processes used in every Department of the Art, and several Chapters on Electro-Metallurgy. By ALEXANDER WATT, Author of " Electro-Metallurgy,
256 페이지 - Engineers, The American Society of Mechanical Engineers, and the American Institute of Electrical Engineers.
188 페이지 - That the conference expresses the hope that, as soon as may be practicable, the astronomical and nautical days will be arranged everywhere to begin at mean midnight 7.
414 페이지 - October, 1884, for the purpose of discussing, and, if possible, fixing upon a meridian proper to be employed as a common zero of longitude and standard of time-reckoning throughout the whole world...