The New Physics and Its EvolutionK. Paul, Trench, Trübner, 1907 - 344 pagini |
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Pagina ix
... Measure of Mass : Distinction be- tween mass and weight - Objections to legal kilo- gramme and its precision - Possible improvement ( pp . 31-33 ) . § 4. The Measure of Time : Unit of time the second - Alternative units proposed ...
... Measure of Mass : Distinction be- tween mass and weight - Objections to legal kilo- gramme and its precision - Possible improvement ( pp . 31-33 ) . § 4. The Measure of Time : Unit of time the second - Alternative units proposed ...
Pagina x
... Measure of Energy : Importance of erg as unit - Calorimeter usual means of determination Photometric units ( pp . 42-45 ) . § 7. Measure of Phy- sical Constants : Constant of gravitation - Discoveries of Cavendish , Vernon Boys , Eötvös ...
... Measure of Energy : Importance of erg as unit - Calorimeter usual means of determination Photometric units ( pp . 42-45 ) . § 7. Measure of Phy- sical Constants : Constant of gravitation - Discoveries of Cavendish , Vernon Boys , Eötvös ...
Pagina xii
... measurements - Rubens ' and Lenard's re- searches Stationary waves and colour - photography- Fresnel's hypothesis opposed by Neumann - Wiener's and Cotton's experiments ( pp . 175-182 ) . § 3. The Electromagnetic Ether : Ampère's ...
... measurements - Rubens ' and Lenard's re- searches Stationary waves and colour - photography- Fresnel's hypothesis opposed by Neumann - Wiener's and Cotton's experiments ( pp . 175-182 ) . § 3. The Electromagnetic Ether : Ampère's ...
Pagina xiv
... measurement of positive ions ( pp . 253-257 ) . contact - PAGES 258-292 CHAPTER IX CATHODE RAYS AND RADIOACTIVE ... measurements of speed of rays -All atoms can be dissociated ( pp . 258-268 ) . § 2 . Radioactive Substances : Uranic rays ...
... measurement of positive ions ( pp . 253-257 ) . contact - PAGES 258-292 CHAPTER IX CATHODE RAYS AND RADIOACTIVE ... measurements of speed of rays -All atoms can be dissociated ( pp . 258-268 ) . § 2 . Radioactive Substances : Uranic rays ...
Pagina 10
... measured , though first brought together by empirical laws , end , by the impulse of successive progressions , in coming under the general laws of rational mechanics ; " and the same physicist showed clearly that in his mind this ...
... measured , though first brought together by empirical laws , end , by the impulse of successive progressions , in coming under the general laws of rational mechanics ; " and the same physicist showed clearly that in his mind this ...
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Termeni și expresii frecvente
absolute actinium action analogous appear atoms becomes bodies calorific cathode rays centimetre chemical Clausius complete conservation of energy considerable considered constant constitution contrary corresponding Crookes tube discovery dissociated domain Duhem Edition effected elastic electric electrolytes electromagnetic electrons endeavoured energy entropy enunciated equilibrium ether evolution exist experimental experiments fact fluids gaseous gases give given heat Hertz hydrogen hypothesis idea important ions J. J. Thomson kinetic theory known laws light liquid Lord Kelvin luminous Madame Curie magnetic field magnitude mass matter measure mechanics metals method metre millimetre molecular molecules moreover movement nature obtained optical ordinary particles particular phenomena phenomenon physicists physics possible precision present pressure principle of Carnot produced Professor propagation properties quantity question radiations radioactive radium reality regard relation remarkable researches scholars seems solid solution speed substances succeeded temperature thermodynamics tion transformations tube unit variations velocity vibrations vis viva wave-lengths waves
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Pagina 19 - I often say that if you can measure that of which you speak, and can express it by a number, you know something of your subject ; but if you cannot measure it, your knowledge is meagre and unsatisfactory.