Light with wavelength 648nm in air is incident perpendicularly from air on a film 8.76m thick and
Question:
(a) How many waves are contained along the path of this second part of the light in its round trip through the film?
(b) What is the phase difference between these two parts of the light as they leave the film?
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Related Book For
Fundamentals of Physics
ISBN: 978-0471758013
8th Extended edition
Authors: Jearl Walker, Halliday Resnick
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