The London, Edinburgh and Dublin Philosophical Magazine and Journal of ScienceTaylor & Francis, 1868 |
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Häufige Begriffe und Wortgruppen
action æther alteration ammonia amount angle anhydrite aperture apparatus axis battery bodies calculated calorimeter carbonic acid centims chemical chloride circuit cobaltic cobaltic chloride coefficient condensation constant contain copper cylinder density determined diameter diminishes direction distance electricity electromotive force elements equal equation ergon expansion experiments formula functions gases give given glass gypsum Hence hydrogen inches increase index of refraction intensity iron length light lines liquid luminous arc M₁ M₂ mass means measured mercury metal metres millimetres millims mineral molecules motion nickel observed obtained oxide oxygen particles Phil plane plate pressure prism produced proportional quantity of heat resistance rheostat solution specific gravity spectrum substance sulphate sulphuric acid supposed surface temperature theory thermometer tion tube vanadium viscosity voltaic voltameter volume wave weight wire وو
Beliebte Passagen
Seite 45 - WEBB.— CELESTIAL OBJECTS FOR COMMON TELESCOPES. By the Rev. TW WEBB, MA, FRAS Fifth Edition, Revised and greatly Enlarged by the Rev. TE ESPIN, MA, FRAS (Two Volumes.) Vol.
Seite 70 - All good and honour might therein be read; For there their dwelling was. And when she spake. Sweet words like dropping honey she did shed ; And twixt the pearls and rubies softly brake A silver sound, that heavenly music seem'd to make. Upon her eyelids many graces sate, Under the shadow of her even brows...
Seite 215 - During the years of scarcity at the end of the last and beginning of the present century...
Seite 304 - ... pressure, the light emitted by a jet about one inch long was amply sufficient to enable the observer to read a newspaper at a distance of two feet from the flame, and this without any reflecting surface behind the flame. Examined by the spectroscope, the spectrum of this flame is bright and perfectly continuous from red to violet. With a higher initial luminosity, the flame of carbonic oxide in oxygen becomes much more luminous at a pressure of ten atmospheres than a flame of hydrogen of the...
Seite 308 - The speaker stated that the foregoing facts clearly pointed out that vanadium, hitherto standing in no definite relation to other elements, must be regarded as a member of the well-known Trivalent or Triad class of elementary substances, comprising nitrogen, phosphorus, boron, arsenic, antimony, and bismuth. It is true that we are still but imperfectly acquainted with many of the characters of vanadium ; but the more its nature is studied...
Seite 67 - In the following pages I have tried to render the science of Acoustics interesting to all intelligent persons, including those who do not possess any special scientific culture.
Seite 67 - SOUND : a Course of Eight Lectures delivered at the Royal Institution of Great Britain. By JOHN TYNDALL, LL.DFRS New Edition, crown 8vo.
Seite 379 - A Governor is a part of a machine by means of which the velocity of the machine is kept nearly uniform, notwithstanding variations in the drivingpower or the resistance.
Seite 70 - Her ivory forehead full of bounty brave. Like a broad table did itself dispread, For Love his lofty triumphs to engrave, And write the battles of his great godhead: All good and honour might therein be read; For there their dwelling was. And when she spake. Sweet words like dropping honey she did shed; And twixt the pearls and rubies softly brake A silver sound, that heavenly music seem'd to make.
Seite 19 - I say nothing about the estates," the marshal replied; "as to that your majesty's sense of justice is too well known for it to be necessary for me to say a single word.