Normally incident light of wavelength 495 nm reflects off an oil ( n = 1.43) layer on water (n = 1.33). What is the smallest nonzero thickness of that will maximally reflect the light? What is the smallest nonzero thickness of that will minimally reflect the light?

Normally incident light of wavelength 495 nm reflects off an oil ( n = 1.43) layer on water (n = 1.33). What is the smallest nonzero thickness of that will maximally reflect the light? What is the smallest nonzero thickness of that will minimally reflect the light?

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter3: Interference

Section: Chapter Questions

Problem 47P: To save money on making military aircraft invisible to radar, an inventor decides to coat them with...

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Question

Normally incident light of wavelength 495 nm reflects off an oil ( n = 1.43) layer on water (n = 1.33).

What is the smallest nonzero thickness of that will maximally reflect the light?

What is the smallest nonzero thickness of that will minimally reflect the light?

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