Memoirs of Benjamin Franklin, Volumen 2M'Carty & Davis, 1840 |
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Página 308
... heat should be proportioned to the thickness . You found the heat of boiling water , which is but 210 , sufficient to render the extreme thin glass in a Florence flask permeable even to a shock , Lord Charles Cavendish , by a very ...
... heat should be proportioned to the thickness . You found the heat of boiling water , which is but 210 , sufficient to render the extreme thin glass in a Florence flask permeable even to a shock , Lord Charles Cavendish , by a very ...
Página 310
... heat may be given to it by an electric explosion . The con- tinuance of its rarefaction , for some time after the discharge of your glass jar and of your case of bottles , seem to make this clear . The other experiments on wet paper ...
... heat may be given to it by an electric explosion . The con- tinuance of its rarefaction , for some time after the discharge of your glass jar and of your case of bottles , seem to make this clear . The other experiments on wet paper ...
Página 315
... heat given by boiling water , they are somewhat confused ; the virtue seems strongest towards one end of the face ; and in the middle , or near the other end , scarce discernible ; and the negative , I think , always weaker than the ...
... heat given by boiling water , they are somewhat confused ; the virtue seems strongest towards one end of the face ; and in the middle , or near the other end , scarce discernible ; and the negative , I think , always weaker than the ...
Página 319
... heat and cold with the water églises , dequis Landernau jusqu'à Saint Pol - de - Leon in the glasses , yet the cold occasioned by the en Bretagne ; que ces églises étoient précisément celles où l'on sonnoit , et que la foudre avoit ...
... heat and cold with the water églises , dequis Landernau jusqu'à Saint Pol - de - Leon in the glasses , yet the cold occasioned by the en Bretagne ; que ces églises étoient précisément celles où l'on sonnoit , et que la foudre avoit ...
Página 320
... heat was rarefied only fourteen thousand times , and on this principle our engines for raising water by fire are said to be constructed about six inches , a little bell on each end ; ed : but if the vapour so much rarefied from water ...
... heat was rarefied only fourteen thousand times , and on this principle our engines for raising water by fire are said to be constructed about six inches , a little bell on each end ; ed : but if the vapour so much rarefied from water ...
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