The principle when the light rays fall on a smooth surface, the angle of reflection is equal to the angle of incidence. 1.2 The incident ray, the reflected ray, and the normal to the surface all lie in the same plane.
The principle when the light rays fall on a smooth surface, the angle of reflection is equal to the angle of incidence. 1.2 The incident ray, the reflected ray, and the normal to the surface all lie in the same plane.
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