Twentieth century inventions, a forecastLongmans, Green, and Company, 1901 - 286 páginas |
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Página viii
... example , while this book was in course of preparation the author wrote out an account of an application of wireless telegraphy to the purpose of keeping all the clocks within a given area correct to one standard time . Within } a few ...
... example , while this book was in course of preparation the author wrote out an account of an application of wireless telegraphy to the purpose of keeping all the clocks within a given area correct to one standard time . Within } a few ...
Página 26
... examples of the direct employment of the power of the wind which can be placed in comparison with those still to be found on the coasts of Holland . But , unfortunately for the last generation of windmill builders , the intermittent ...
... examples of the direct employment of the power of the wind which can be placed in comparison with those still to be found on the coasts of Holland . But , unfortunately for the last generation of windmill builders , the intermittent ...
Página 48
... Examples have been cited by Mr. Vaughan Cornish , M.Sc. , in Knowledge , 2nd March , 1896 , as follows : " A wave - length of fifty feet corresponds to a period of two and a half seconds , while one of 310 feet corresponds to five and a ...
... Examples have been cited by Mr. Vaughan Cornish , M.Sc. , in Knowledge , 2nd March , 1896 , as follows : " A wave - length of fifty feet corresponds to a period of two and a half seconds , while one of 310 feet corresponds to five and a ...
Página 57
... example , as an adjunct to the ordinary rural windmill for pumping water , it will prove much more handy and effective than the system at present in vogue of keeping large tanks on hand for the purpose of ensuring a supply of water ...
... example , as an adjunct to the ordinary rural windmill for pumping water , it will prove much more handy and effective than the system at present in vogue of keeping large tanks on hand for the purpose of ensuring a supply of water ...
Página 67
... which is eminently adapted to installations of the nature indicated —must demand increasing attention . 66 Taking a concrete example , mention may be made of the effects to be expected from the proposed STORAGE OF POWER . 67.
... which is eminently adapted to installations of the nature indicated —must demand increasing attention . 66 Taking a concrete example , mention may be made of the effects to be expected from the proposed STORAGE OF POWER . 67.
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adopted already alternate current apparatus appliances application B.Sc BOTANY buoy cable calcium carbide carrying cheap CHEMISTRY collectivism College Coloured compressed air constructed convenient course Crown 8vo D.Sc Diagrams direction driving dynamo economical effect electric current electric lighting ELEMENTARY energy engine fact force future heat Hospital Illustrations improvement industrial INORGANIC CHEMISTRY invention inventor kind latter Lecturer LL.D lodes Lond Lord Kelvin machine machinery magnetic marine propulsion means mechanical ment metal method miner mining motion motor natural naval nineteenth century nitrogen numerous operation PHYSIOLOGY piano pipe Plates practically principle Professor progress pumping purposes rail railway render road Royal 8vo running sail Science screw shaft ship side speed station steam steam-engine steel storage battery STRENGTH OF MATERIALS suitable tank telegraphy TEXT-BOOK tion traction traction engines truck turbine twentieth century utilised ventilation vessel wave-power waves wheel wind windmill wire wireless Woodcuts
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