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" The angle which the incident ray makes with the normal to the surface... "
A Treatise on the Higher Plane Curves: Intended as a Sequel to A Treatise on ... - Page 118
by George Salmon - 1852 - 316 pages
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Introductory Course of Natural Philosophy for the Use of Schools and Academies

Adolphe Ganot - Physics - 1865 - 516 pages
...ray meets the reflecting surface, is called the point of incidence ; thus, D is a point of incidence. The angle which the incident ray makes with the normal to the reflecting surface at the point of incidence, is called the angle . of incidence; thus, CD A is an...
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A Treatise on the Higher Plane Curves: Intended as a Sequel to A Treatise on ...

George Salmon, Arthur Cayley - Curves, Algebraic - 1873 - 379 pages
...similar triangles equal to the given ratio OA : OR. The ratio RA : RM is equal to sinRBA : s'mRBMbut RBA = PR A, the angle which the incident ray makes with the normal to the curve, and RBM=PRM, the angle which the refracted ray makes with the same normal ; hence the ratio...
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Light for Students

Edwin Edser - Light - 1902 - 579 pages
...rays, together with the normal to the surface, lie in a single plane, termed the Plane of Incidence. The angle which the incident ray makes with the normal to the surface is termed the Angle of Incidence. Now, light-waves in which the displacements are perpendicular to...
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A Syllabus of a Course in Elementary Physics

Frederick E. Sears - 1905 - 52 pages
...object distance of object from mirror. REFRACTION OF LIGHT. Definitions : The angle of incidence is the angle which the incident ray makes with the normal to the surfaces, drawn through the point at which the ray meets the surfaces. The angle of refraction is the...
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Physical Measurements in Sound, Light, Magnetism and Electricity

Ralph S. Minor - Physical measurements - 1906 - 200 pages
...n = 1 + \ ; 3 — I (*) This determines the refractive index in terms of the angle of the prism and the angle which the incident ray makes with the normal to the surface. Derive equation (2). For the case of grazing incidence, the direction being reversed, the angle i will...
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An Elementary Text-book of Physics: Light

Robert Wallace Stewart - Light - 1909 - 236 pages
...refracted ray is continued into the second medium in a direction differing from that of the incident ray. The angle which the incident ray makes with the normal to the surface of separation at the point of incidence, is called the angle of incidence, and the angle which the...
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The Refractive and Motor Mechanism of the Eye

William Norwood Souter - Eye - 1910 - 374 pages
...incidence bears a constant ratio to the sine of the angle of refraction. The angle of incidence is the angle which the incident ray makes with the normal to the surface (NSR) and the angle of refraction is the angle which the refracted ray makes with the normal (N, SR,)...
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The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science

Physics - 1861 - 612 pages
...themillim.), I found— where 8 is given by the equations tan(45-S) = or sin fa = sin * ft, i/3 being the angle which the incident ray makes with the normal to the grating, /9, that made by the refracted ray with the same line, while fti is the diffraction within...
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The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science

Physics - 1861 - 1186 pages
...millim.), I found — where 8 is given by the equations tan(45-S) i-^, or sin fa = sin * 0, i/9 being the angle which the incident ray makes with the normal to the grating, ^/8, that made by the refracted ray with the same line, while /9, is the diffraction within...
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lecture notes on light

236 pages
...the greater the deviation. Minimum Deviation The amount of deviation produced by a prism depends upon the angle which the incident ray makes with the normal to the first surface. Experiments show that, with a given prism, there is a certain value of the angle of...
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