Tuesday

October 21, 2014

October 21, 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

**Answer this Question**

**Related Questions**

Physics - A light source, S, is located 2.9 m below the surface of a swimming ...

math - a swimming pool is 60m long and 25m wide. It is filled with water to a ...

Physics - A swimming pool has dimensions 26 m x 32 m and a flat bottom. When the...

Chemistry - A swimming pool, 20.0 m 12.5 m, is filled with water to a depth of 3...

chemistry - A swimming pool, 20.0 m 12.5 m, is filled with water to a depth of 3...

Chemistry - A swimming pool 20.0m *12.5 is filled with water to a depth of 3.5m...

chemistry - Question Part Points Submissions Used A swimming pool, 20.0 m &#...

Math - My cousin Robert was pushed into a pool. The pool was 6 feet Wide and 10 ...

Math;Pre-Algebra - My cousin Robert was pushed into a pool. The pool was 6 feet ...

Calculus - A swimming pool is 60ft long by 25ft wide. Its depth varies uniformly...