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What do we mean by the intensity of a light ray? when a light ray is repeatedly reflected by a set of parallel plane mirrors the intensity of the light ray decreases after some reflections . is this because of absorption of some amount of light by mirrors ? |
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Answer» What do we mean by the intensity of a light ray? when a light ray is repeatedly reflected by a set of parallel plane mirrors the intensity of the light ray decreases after some reflections . is this because of absorption of some amount of light by mirrors ? |
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