The London, Edinburgh and Dublin Philosophical Magazine and Journal of ScienceTaylor & Francis, 1904 - English periodicals |
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Page 30
... connected to the thermopile was of the four - coil Thomson type , being of low resistance and high sensibility ; the other galvanometer , Gs , connected to the selenium cell was of the same type , but had a higher resist- ance and lower ...
... connected to the thermopile was of the four - coil Thomson type , being of low resistance and high sensibility ; the other galvanometer , Gs , connected to the selenium cell was of the same type , but had a higher resist- ance and lower ...
Page 41
... connected by the relation 3 ( dr / r ) + cot u du = 0 , or διπ == -rcot u du . ( 2 ) In the present case r is a distance read off from the deflexion- bar , u is the inclination of the deflected magnet to the magnetic meridian , as given ...
... connected by the relation 3 ( dr / r ) + cot u du = 0 , or διπ == -rcot u du . ( 2 ) In the present case r is a distance read off from the deflexion- bar , u is the inclination of the deflected magnet to the magnetic meridian , as given ...
Page 49
... connected with thicker leads , compensating leads being also employed . The strip of mica on which the thermometer was wound was nearly the same length as the bars of basalt , so that the temperature measured would be the mean ...
... connected with thicker leads , compensating leads being also employed . The strip of mica on which the thermometer was wound was nearly the same length as the bars of basalt , so that the temperature measured would be the mean ...
Page 83
... connected in parallel with a con- denser to one pair of quadrants of an electrometer , while the other pair was to earth . The electrometer used through- out the experiments was one of the Dolezalek type which gave about 2000 scale ...
... connected in parallel with a con- denser to one pair of quadrants of an electrometer , while the other pair was to earth . The electrometer used through- out the experiments was one of the Dolezalek type which gave about 2000 scale ...
Page 84
... connected through a large liquid resistance R to one pole of a battery of accumulators , while the other pole was to ... connected to earth . At the end of this time the quadrants connected to E ' were insulated , by a key worked at a ...
... connected through a large liquid resistance R to one pole of a battery of accumulators , while the other pole was to ... connected to earth . At the end of this time the quadrants connected to E ' were insulated , by a key worked at a ...
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Common terms and phrases
absorption æther aggregate Aleph alternating current ampere angle anode antenna apparatus arrangement atom basalt calculated canal rays cardinal number cathode rays cell cent charge colours conductivity connexion constant corpuscles corresponding curve cylinder Dattenberg deflexion density diameter direct current direction distance doublet electric electrodes electrometer emanation emission energy equal equation excited activity experiments galvanometer gases given glass heating effect hydrogen increase ionization ions isostacy J. J. Thomson length light liquid magnetic maximum means measured mercury mercury vapour metal method molecules negative number of corpuscles observed obtained ordinal oscillations paper particles Phil plane plate platinum polarization position potential pressure produced Prof radiation radioactivity radium radium bromide reflecting-power resistance ring rotation selenide selenium shown surface temperature theory thickness tube velocity vibration volts wave-length waves wire