# Physic

A person in a dark room looking through a window can clearly see a person outside in the daylight, where as the person outside cannot see the person inside. Explain

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1. To the person inside the room, reflected light from the dark room is negligible in intensity compared to the transmitted light from outside. From outside, the reflected outdoor scene dominates. There is very little light coming through the window to the outside, even though about 92% goes through in both directions.

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posted by drwls

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