 | Alfred Payson Gage - 1888 - 380 pages
...the mirror is reflected at an angle of 10° (called the angle of reflection) with the perpendicular. The angle of reflection is always equal to the angle of incidence. 274. Reflection from Plane Mirrors ; Virtual Images. — • MM (Fig. 257) represents , a plane mirror,... | |
 | Hiram Erastus Butler - 1889 - 520 pages
...angle, and in the opposite direction from that of its approach. The same is true of the air waves. The angle of reflection is always equal to the angle of incidence. It will be well for you to satisfy yourself of the truth of this statement. It is well known that a... | |
 | 1891 - 536 pages
...multiplying the velocity of the mirror, deduced from the Chronographie record, by the elapsed time. III. That the angle of reflection is always equal to the angle of incidence. IV. That the changes in the direction of the ray thus reflected are correctly measured by the angular... | |
 | John Charles Van Dyke - 1898 - 332 pages
...of the bush which is in shadow. The rule governing our perception of reflections is a familiar one : The angle of reflection is always equal to the angle of incidence. Practically applied to our illustration, this means that standing twenty feet above the bush and fifty... | |
 | Eugene Lommel - 1899 - 698 pages
...r, which the incident ray on the one side and the reflected ray on the other, make with the normal. The angle of reflection is always equal to the angle of incidence. A ray (pm) striking the mirror perpendicularly, is reflected into itself (toward mp). From this law... | |
 | John Frederick Herbert - 1901 - 84 pages
...LIGHT That property by which a ray of light rebounds or is sent out again when it strikes an object. The angle of reflection is always equal to the angle of incidence, and they are at right angles to one .-mother, and may be likened to the action of a billiard ball when... | |
 | Edward E. Gibbons - 1904 - 498 pages
...reflected ray and that of the mirror. The two following laws are observed in the reflection of light : (1) The angle of reflection is always equal to the angle of incidence, and (2) the incident and the reflected rays occupy the same plane. In the figure below M is the face... | |
 | Daniel Base - 1905 - 120 pages
...from the wave theory of light, that in a plane mirror the reflection follows a fixed law, namely, that the angle of reflection is always equal to the angle of incidence ; that is, the angle CDP is always equal to the angle ODC. Fig. 1. Fig. 2. What is true for one ray,... | |
 | Charles McCormick - 1906 - 212 pages
...medium, therefore if we know the index figures of the two mediums we can find where a ray will go. The angle of reflection is always equal to the angle of incidence. The ray R starts toward 1, is broken at the first surface and takes direction of 2, is broken at the... | |
 | Vincent Thomas Murché - 1906 - 312 pages
...as the incident ray, that the line perpendicular to the mirror at that spot is the normal, and that the angle of reflection is always equal to the angle of incidence. Think of this, and you have the whole secret of the curved mirrors. In our sketch a ray parallel to... | |
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... as the angle of reflection is always equal to the angle of incidence, the image for any point can be seen only in the reflected ray prolonged. 
