Bibliographical history of electricity & magnetismC. Griffin & Company Limited, 1922 - 673 pagina's |
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Pagina 193
... Experiments and Observations on Electricity , made at Philadelphia , in America , by Benjamin Franklin , LL.D. and F.R.S. " Franklin first entertained the idea that lightning was not likely to be attracted by a pointed rod unless the ...
... Experiments and Observations on Electricity , made at Philadelphia , in America , by Benjamin Franklin , LL.D. and F.R.S. " Franklin first entertained the idea that lightning was not likely to be attracted by a pointed rod unless the ...
Veelvoorkomende woorden en zinsdelen
Academy alluded Annalen Annales de Chimie apparatus appeared Aristotle attraction battery Becquerel Bibl Biog Biographie bodies Book Brit Britan Britannica chap compass conductor Cosmos Davy Dict discovery earth Edin edition Elec electric fluid electric telegraph electrified electrometer Encycl Encyclopædia Encyclopædia Britannica English Essay experiments Faraday Franklin French Friedrich Ueberweg galvanic Gén Générale Gilbert glass Hist History Houzeau et Lancaster Humboldt Hutton's abridgments inches iron John John Martyn Jour Journal de Physique Journal des Savants Klaproth La Grande Encyclopédie Larousse Lectures letter Leyden Leyden jar light likewise loadstone London Magn magnetic needle Mém Memoirs metals Natural Philosophy nature Nicholson's Journal Noad observations paper Paris phenomena Phil Phys pile plate Poggendorff poles Prof published REFERENCES Royal Society says Sciences spark stone telegraph theory Thomas Thomson Trans translation treatise tricity Univ variation VIII voltaic voltaic pile wherein wire
Populaire passages
Pagina 2 - Canst thou lift up thy voice to the clouds, That abundance of waters may cover thee? Canst thou send lightnings, that they may go, And say unto thee, Here we are?
Pagina 258 - God has suspended Here on its fragile stalk, to direct the traveller's journey Over the sea-like, pathless, limitless waste of the desert.
Pagina 191 - Make a small cross of two light strips of cedar, the arms so long as to reach to the four corners of a large thin silk handkerchief when extended ; tie the corners of the handkerchief to the extremities of the cross, so you have the body of a kite ; which, being properly accommodated with a tail, loop, and string, will rise in the air, like those made of paper; but this being of silk is fitter to bear the wet and wind of a thundergust without tearing.
Pagina 22 - I'd divide, And burn in many places ; on the topmast, The yards and bowsprit, would I flame distinctly, Then meet, and join. Jove's lightnings, the precursors O...
Pagina 192 - To the end of the twine, next the hand, is to be tied a silk ribbon, and where the silk and twine join, a key may be fastened.
Pagina 192 - As soon as any of the thunder clouds come over the kite, the pointed wire will draw the electric fire from them, and the kite, with all the twine, will be electrified, and the loose filaments of the twine will stand out every way and be attracted by an approaching finger.
Pagina 390 - Thermodynamics states that heat cannot of itself pass from a colder to a hotter body...
Pagina 322 - I ever read with attention. It opened to me a new world of thought and enjoyment; invested things before almost unnoticed with the highest interest; fixed my mind on the study of nature, and caused me to resolve at the time of reading it that I would immediately commence to devote my life to the acquisition of knowledge.
Pagina 457 - In a very early stage of electro-magnetic experiments it had been suggested that an instantaneous telegraph might be established by means of conducting wires and compasses. The details of this contrivance are so obvious, and the principle on which it is founded so well understood, that there was only one question which could render the result doubtful ; and this was, — is there any diminution of effect by lengthening the conducting wire?
Pagina 495 - Do not suppose that I was a very deep thinker, or was marked as a precocious person. I was a very lively, imaginative person, and could believe in the Arabian Nights as easily as in the Encyclopaedia ; but facts were important to me and saved me.