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الكتب الكتب 1 - 10 من 37 في... in the ratio of the sine of incidence to the sine of refraction (Art. 881.) when....
" ... in the ratio of the sine of incidence to the sine of refraction (Art. 881.) when the light passes from water into air. "
New series of The mathematical repository - الصفحة 127
بواسطة Thomas Leybourn - 1830
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Philosophical Transactions of the Royal Society of London, المجلدات 31-33

JSTOR (Organization) - 1723
...Sine of Refraction. Another refraded Ray FG, and MK being taken to the Semidiameter of the Circle in the Ratio of the Sine of Incidence to the Sine of Refraction ; let LM be joined, and laftly make the Angle under KMN equal to half the given Angle under EI H. This...
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The Young Trigonometer's Compleat Guide: Being the Mystery and ..., المجلد 1

Benjamin Martin - 1736 - عدد الصفحات: 328
...BH, making the Angle of Refraftion HBQ^ whofc SincKH:AF::3: 4. < If* CD be a Superficies of Glafs, the Ratio of the Sine of Incidence, to the Sine of Refraction in Glaft, is found by Experiments to be as 1 7 to n ; therefore the Incident Ray AC lhall be refraficdfrom...
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A Treatise on Fluxions: In Two Volumes, المجلد 1

Colin MacLaurin - 1801
...similar, it follows, that CZ, or one half of CI, is to CR as LI is to LR. Therefore, if the invariable ratio of the sine of incidence to the sine of refraction be expressed by that of I to It, the square of I shall be to the square of 2R as the square .of LI to...
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The Monthly review. New and improved ser

1803
...form of the undulations, Huygens deduced the obliquity of refraction ; and, whereas in other rases .the ratio of the sine of incidence to the sine of refraction (or ordinate of the spherical undulation) is given, so in the Ic< land crystal, he affirms the r.itio...
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An Elementary Treatise on Natural Philosophy, المجلد 2

René Just Haüy - 1807 - عدد الصفحات: 427
...thicknesses of the fluids at the places where the rings appeared, were nearly as 3 to 4, that is, in the ratio of the sine of incidence to the sine of refraction, when the light passes from water' into air. Newton imagined that this result might probably be extended...
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Annals of Philosophy, Or, Magazine of Chemistry, Mineralogy ..., المجلد 4

1814
...and at 40° zenith distance j» .insensible. • r_.;rT! «>H; Let 0 = the zenith distance ; m : 1 the ratio of the sine of incidence to the sine of refraction in air of the density of that at the surface ; a = radius of the earth, and I — height of an uniform...
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The Annals of Philosophy, المجلد 4

1814
...amounts only to about 14", and at 40° /enith distance is insensible. Let 0 = the zenith distance ; m : 1 the ratio of the sine of incidence to the sine of refraction in air of the density of that at the surface ; a = radius of the earth, and I = height of an uniform...
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An Elementary Treatise on the Geometrical and Algebraical Investigation of ...

Daniel Cresswell - 1817 - عدد الصفحات: 436
...a ray proceeding from the one, which shall be refracted in a direction passing through the other ; the ratio of the sine of incidence to the sine of refraction being also given. • (cxvi .) ' L . ' • * If a luminous point describe a circle, having its center...
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University of Cambridge - 1818
...constantly full. 7. Having given the radius of an arc of any colour in the secondary rainbow, find the ratio of the sine of incidence to the sine of refraction when rays of that colour pass out of air into water. 8. If a body revolve in an ellipse (whose major...
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Cambridge Problems: Being a Collection of the Printed Questions Proposed to ...

1821 - عدد الصفحات: 425
...constantly full. 7. Having given the radius of an arc of any colour in the secondary rainbow, find the ratio of the sine of incidence to the sine of refraction when rays of that colour pass out of air into water. 8. If a body revolve in an ellipse (whose major...
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