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A light ray is incident on a flat surface, making an angle of 20∘ with the surface. Find (i) the angle between the incident ray and the reflected ray (ii) the angle between the reflected ray and the surface? |
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Answer» A light ray is incident on a flat surface, making an angle of 20∘ with the surface. Find (i) the angle between the incident ray and the reflected ray (ii) the angle between the reflected ray and the surface? |
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