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Old 25-06-2006, 02:56 PM
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Volans
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Join Date: Dec 2005
Location: Brisbane
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Big Rainbows?

G'day All,

Here is a question I thought of today (it's been a slow afternoon here at work).

Given that raindrops scatter light and produce a rainbow, how large would the raindrops have to be in order for us to see Fraunhofer lines with the naked eye?

Peter.
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