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Old 08-03-2012, 03:51 AM   #30
HarryT
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Quote:
Originally Posted by SeaKing View Post
There is a law called "the inverse square law." Essentially this means that if you take an object and move it closer to you by say 1/2 as close then its size as you see it becomes 4 times larger. If you move it away, say 2 times as far, its size as you see it becomes 1/4 as large. This works for images, sounds and for radio signals.
Well, sort of. The AREA varies with an inverse square law, but the SIZE (the linear dimensions) are an inverse linear relationship. If you view a page at half the distance, the letters will appear to be double the size, not 4x the size.
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