When the reflected path from one surface of a thin film is one-half wavelength different in length

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When the reflected path from one surface of a thin film is one-half wavelength different in length from the reflected path from the other surface and no phase change occurs, will the result be destructive interference or constructive interference?

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Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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Question Posted: Aug 18, 2017 02:37 PM

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When the reflected path from one surface of a thin film is one-half wavelength different in length

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