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	<title>Rhaegar99's Blog: ;-/</title>
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	<lastBuildDate>Sun, 08 Nov 2009 02:43:40 +0900</lastBuildDate>
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		<title>Electromagnetics - TIR</title>
		<link>http://www.teamliquid.net/blogs/viewblog.php?topic_id=105244</link>
		<author>Rhaegar99</author>
		<description> 

Studying for an exam and came across this question that appear on a previous paper. I thought I knew what I was doing here.

My approach was to get two simutaneous equations: one at when then incident ray first hits the medium, and next when the ray inside the medium hits the wall. Using geometry, we can deduce the incident angle during the second hit.
 

Now using Snells Law and crit...</description>
		<pubDate>Sun, 08 Nov 2009 02:43:40 +0900</pubDate>
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