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markalloyd

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markalloyd

Mirrors and Light

If you put a mirror in a room and shine a light atthe mirror, is the amount of light in the room doubled? If so, does this not contradict the Law of Conservation of Energy? If not, er, why not?
20:49 Mon 27th Nov 20061 answer, last by Rev. Green 14:30 Mon 09th Aug 2010

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