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" ... in the ratio of the sine of incidence to the sine of refraction (Art. 749,) when the light passes from water into air. "
An Elementary Treatise on Natural Philosophy - Page 230
by René Just Haüy - 1807
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Philosophical Transactions, Giving Some Account of the Present Undertakings ...

1723 - 1336 pages
...the 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 ..., Volume 1

Benjamin Martin - 1736 - 362 pages
...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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The Monthly review. New and improved ser, Volume 40

1803 - 572 pages
...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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Annals of Philosophy, Or, Magazine of Chemistry, Mineralogy ..., Volume 4

1814 - 512 pages
...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, Volume 4

Thomas Thomson - 1814 - 516 pages
...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 - 454 pages
...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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Calendar

University of Cambridge - 1818 - 360 pages
...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 and...
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New Series of The Mathematical Repository, Volume 4

Thomas Leybourn - 1819 - 430 pages
...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 and...
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Cambridge Problems: Being a Collection of the Printed Questions Proposed to ...

University of Cambridge - 1821 - 254 pages
...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 and...
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A System of Mechanical Philosophy, Volume 3

John Robison - 1822 - 852 pages
...formula for a, the radius of curvature for the anterior surface of a lens. — a 2 wi2+ TO 4 m + 4 1S the ratio of the sine of incidence to the sine of refraction, and r is the distance of the focus of incident rays, positive or negative, according as they converge...
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