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Sunday, September 30, 2007
A Rehman Pal
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Location: Karachi
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Penetration depth of EM Wave in water?
60 % of light is absorbed within the first metre
80 % of light is absorbed after 10 m (33 ft)
1 % of light remains at 150 m (492 ft)
No light after 1000 m (3280 ft)
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