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Title: When a beam of light, which is traveling in glass, strikes an air boundary, ther Post by: ppk on Feb 3, 2012 When a beam of light, which is traveling in glass, strikes an air boundary, there is
A) a 90° phase change in the reflected beam. B) no phase change in the reflected beam. C) a 180° phase change in the reflected beam. D) a 60° phase change in the reflected beam. E) a 45° phase change in the reflected beam. Title: Re: When a beam of light, which is traveling in glass, strikes an air boundary, ther Post by: biolove on Feb 6, 2012 B
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