The Nature of Light, with a General Account of Physical OpticsHenry S. King & Company, 1875 - 356 стор. |
З цієї книги
Результати 1-5 із 52
Сторінка 5
... amount of air supplied is so great that scarcely any of that separation of the particles of carbon takes place , which is so necessary in order that a bright light should be produced . But in a petroleum lamp , the introduction of a ...
... amount of air supplied is so great that scarcely any of that separation of the particles of carbon takes place , which is so necessary in order that a bright light should be produced . But in a petroleum lamp , the introduction of a ...
Сторінка 12
... amount of light is capable of traversing a mile or more of water . On the other hand , the most opaque bodies , like the metals , can be rendered so thin that a subdued light glimmers through them . Foucault has , in fact 12 OPTICS .
... amount of light is capable of traversing a mile or more of water . On the other hand , the most opaque bodies , like the metals , can be rendered so thin that a subdued light glimmers through them . Foucault has , in fact 12 OPTICS .
Сторінка 17
... amounts to only 60 semidiameters of the earth . At the time of the full moon it may happen that the moon lies wholly or partially in the earth's shadow , and the interesting spectacle of a lunar eclipse is presented to us . 12. To an ...
... amounts to only 60 semidiameters of the earth . At the time of the full moon it may happen that the moon lies wholly or partially in the earth's shadow , and the interesting spectacle of a lunar eclipse is presented to us . 12. To an ...
Сторінка 18
... amounts to 24,000 semidiameters of the earth , and after this distance is determined it results , from the visual angle of 32 ′ under which the sun appears to us , that its diameter is 112 times greater than that of the earth . The same ...
... amounts to 24,000 semidiameters of the earth , and after this distance is determined it results , from the visual angle of 32 ′ under which the sun appears to us , that its diameter is 112 times greater than that of the earth . The same ...
Сторінка 23
... amount of illumination diminishes in proportion to the square of the distance from the source of illumination . The apparatus shown in fig . 12 may be employed to demonstrate the truth of this law by experiment . A sheet of white paper ...
... amount of illumination diminishes in proportion to the square of the distance from the source of illumination . The apparatus shown in fig . 12 may be employed to demonstrate the truth of this law by experiment . A sheet of white paper ...
Загальні терміни та фрази
absorption æther angle of incidence angle of refraction aperture appears beam blue body bright lines carbon points centre circle colour consequently convex convex lens corresponding Crown 8vo crown glass crystal dark lines Demy 8vo difference of path diffraction direction double refraction elementary waves equal exhibit fasciculus Fcap flame flint glass fluorescence focal distance green half wave-length Heliostat homogeneous Iceland spar illuminated Illustrations incident rays index of refraction International Scientific Series lens lenses luminous point marginal rays metal Nicol's prism object observed optic axis parallel particles pass perpendicular phenomena placed plane of vibration polariscope polarised ray position Post 8vo principal plane prism propagated Quartz ray of light reflected reflexion refracted ray refracting angle refrangible regarded right angles rotated screen Second Edition seen slit Sodium solar spectrum source of light spectra surface telescope thickness tion traverse tube undulatory vapour velocity vertical violet vols whilst yellow
Популярні уривки
Сторінка 3 - Brave Men's Footsteps. By the Editor of " Men who have Risen." A Book of Example and Anecdote for Young People. With Four Illustrations by C. Doyle.
Сторінка 30 - SHADWELL, Maj.-Gen., CB— Mountain Warfare. Illustrated by the Campaign of 1799 in Switzerland. Being a Translation of the Swiss Narrative compiled from the Works of the Archduke Charles, Jomini, and others. Also of Notes by General H. Dufour on the Campaign of the Valtelline in 1635. With Appendix, Maps, and Introductory Remarks. Demy 8vo, i6s. SHERMAN, Gen. WT— Memoirs of General WT Sherman, Commander of the Federal Forces in the American Civil War. By Himself. 2 vols. With Map. Demy 8vo, 24,'.
Сторінка 6 - The Principles of Mental Physiology. With their Applications to the Training and Discipline of the Mind, and the Study of its Morbid Conditions.
Сторінка 32 - Rev. WF— Hymns for the Church and Home. Selected and Edited by the Rev. W. FLEMING STEVENSON. The Hymn Book consists of Three Parts :— I. For Public Worship. — II. For Family and Private Worship. — III. For Children. *,* Published in various forms and prices, the latter ranging from 8d.
Сторінка 28 - Memoriam." (Dedicated by Permission to the Poet-Laureate.) Fcap. 8vo, 2s. The Education of the Human Race. Translated from the German of Gotthold Ephraim Lessing. Fcap. 8vo, 2s. 6d. The above Works can also be had, bound in half morocco. *»* A Portrait of the late Rev. FW Robertson, mounted for framing, can be had, 2s.
Сторінка 16 - CHARLTON BASTIAN, MD, FRS The Brain as an Organ of Mind. Prof. AC RAMSAY, LL.D., FRS Earth Sculpture : Hills, Valleys, Mountains, Plains, Rivers, Lakes ; how they were Produced, and how they have been Destroyed.
Сторінка 4 - Rev. Samuel, DD, LL.D. — The New Testament, translated from the Latest Greek Text of Tischendorf . A New and thoroughly revised Edition. Post 8vo, IQJ.
Сторінка 31 - Cloth, price 3$. 6d. SMITH (Edward), MD, LL.B., FRS Health and Disease, as Influenced by the Daily, Seasonal, and other Cyclical Changes in the Human System.
Сторінка 27 - The Late Rev. FW Robertson, MA, Life and Letters of. Edited by the Rev. Stopford Brooke, MA, Chaplain in Ordinary to the Queen. I.
Сторінка 6 - Effie's Game ; How She Lost and How She Won. A Novel. 2 vols. Cloth. CLERK (Mrs. Godfrey). 'Ham en Nas. Historical Tales and Anecdotes of the Times of the Early Khalifahs. Translated from the Arabic Originals. Illustrated with Historical and Explanatory Notes. Crown 8vo. Cloth, price 7s.