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11 Dec 2019
A light ray is an incident on a reflecting surface. If the light ray makes a 30° angle with respect to the normal to the surface, what is the exact angle (in degrees) made by the reflected ray relative to the normal?
A light ray is an incident on a reflecting surface. If the light ray makes a 30° angle with respect to the normal to the surface, what is the exact angle (in degrees) made by the reflected ray relative to the normal?
Sagar YadavLv10
5 Oct 2020