Multiple Choice
A thin film of soapy water (n = 1.37) is held vertical. Light of wavelength 600 nm is reflected from the film and horizontal dark lines appear. What is the thinnest soap film for which a bright band will occur?
A) 150 nm
B) 109 nm
C) 90.0 nm
D) 438 nm
E) 219 nm
Correct Answer:
Verified
Correct Answer:
Verified
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