Proceedings of the American Academy of Arts and Sciences, Volumen72Metcalf and Company, 1938 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 308
... copper wire from the junction , left also about 1 cm . long , is soldered at its outer end to the no . 28 copper wire . The no . 28 wires are held in position , and are kept reasonably straight during the expansion of heating , by ...
... copper wire from the junction , left also about 1 cm . long , is soldered at its outer end to the no . 28 copper wire . The no . 28 wires are held in position , and are kept reasonably straight during the expansion of heating , by ...
Página 311
... copper PP which lies between these points . The junctions of the no . 28 alloy wires with copper wires lie in a thermostated oil - bath kept a little above the temperature of the room . The points 1 ' , 2 ' , etc. , lie at 1 cm ...
... copper PP which lies between these points . The junctions of the no . 28 alloy wires with copper wires lie in a thermostated oil - bath kept a little above the temperature of the room . The points 1 ' , 2 ' , etc. , lie at 1 cm ...
Página 315
... copper wire against " Advance , " a variety of constantan furnished by the Driver - Harris Company . Tests of these couples which I made with the temperature intervals 0 ° C. to 50 ° C. and 0 ° to 100 ° showed that I could with ...
... copper wire against " Advance , " a variety of constantan furnished by the Driver - Harris Company . Tests of these couples which I made with the temperature intervals 0 ° C. to 50 ° C. and 0 ° to 100 ° showed that I could with ...
Contenido
Polymorphic Transitions of 35 Substances to 50000 | 50 |
CONTENTS | 61 |
AgNO2 | 84 |
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Términos y frases comunes
Acad Academy Amer American atmospheric pressure bismuth caesium Cambridge carboloy cent Centigrade temperature change of volume chemistry cm/gm gm cal/gm cm³/gm cm³/gm kg cm/gm coefficient compressibility constantan copper curvature cylinder decreasing pressure dogfish dp cm³/gm kg effect elasmobranch electrical Elihu Thomson experimental extrapolation friction galvanometer given in Table Guanidine Harvard higher temperatures ice point cell II-III inch increasing and decreasing IODOACETIC ACID junctions kg cm/gm gm kg/cm² Latent Heat low pressure lower manganin material maximum means melanophore metal Mustelus obtained P. W. Bridgman phase diagram piston plate plug polymorphic postulates pressure in thousands pressure range Pressure Temperature Proc Professor pups resistance Righi-Leduc effects room temperature rubidium Sciences Section shearing curve shearing strength shown in Figure single set-up sluggish specific conductance stopper substance theorem thermocouple thousands of kg/cm² tion transition line transition parameters transition pressure tube University values volume apparatus volume change wire