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Physics, 29.03.2021 20:10 hei40563273

If n1=n2, does it mean that no refraction occured? If so, is the 2nd law of refraction (still) verified? Please help!! Thanks!​

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If n1=n2, does it mean that no refraction occured? If so, is the 2nd law of refraction (still) verif...
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