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July 28, 2014

July 28, 2014

Posted by **Anab** on Friday, November 2, 2012 at 10:18am.

- Physics -
**Elena**, Saturday, November 3, 2012 at 5:22amI believe that the refractive index of water is n=1.3

Incidence angle α.

sin α =8/sqrt(8²+6)=0.8

sinα/sinβ=n =>

sinβ= sinα/n =0.8/1.3=0.61 =>β= 38°

x=h•tan β=2•tan38°=1.56 m

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