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OpenStudy (anonymous):
Show that the ray exiting the block is parallel to the ray entering the block
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OpenStudy (anonymous):
I was thinking of using `Snell's Law:` \[\huge n_i \sin(\theta_i)=n_r \sin(\theta_r)\] However I'm not certain how I could prove this without any given values. @Michele_Laino @IrishBoy123
OpenStudy (unklerhaukus):
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OpenStudy (unklerhaukus):
|dw:1447310022717:dw|
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