Nature, Volume 93Sir Norman Lockyer Macmillan Journals Limited, 1914 |
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Página xxiii
... Electric Arc : Effect of Variation of Voltage on Arc with Alternating Current , M. Hamy , and M. Millochau , 232 Absorbing Power of Electric Arc for its own Radiations , G. Gouy , 207 Axis of Human Heart , Dr. A. D. Waller , 313 ...
... Electric Arc : Effect of Variation of Voltage on Arc with Alternating Current , M. Hamy , and M. Millochau , 232 Absorbing Power of Electric Arc for its own Radiations , G. Gouy , 207 Axis of Human Heart , Dr. A. D. Waller , 313 ...
Página 524
... electric waves is increased , has been put for- ward . The atmosphere decreases in density as We rise , and this alone produces a decrease of refractive index and an increase in velocity . Formulæ are de- duced expressing the variation ...
... electric waves is increased , has been put for- ward . The atmosphere decreases in density as We rise , and this alone produces a decrease of refractive index and an increase in velocity . Formulæ are de- duced expressing the variation ...
Página 561
... electrical one , now generally known as " thermionics , " calls for first mention . Electric Emissivity . It was Guthrie in 1873 , at the Royal School of Mines , who did pioneer work on what we now know to be a characteristic feature of ...
... electrical one , now generally known as " thermionics , " calls for first mention . Electric Emissivity . It was Guthrie in 1873 , at the Royal School of Mines , who did pioneer work on what we now know to be a characteristic feature of ...
Índice
Appleyard Direct Measurement of the Napierian Base 231 | 24 |
Archbold T R Device for filling Ore Sacks | 50 |
Physics 428 | 127 |
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