normally on the grating.a) What is the largest angle, measured from the central bright spot, at which an intensity maximum is formed? What is the order of this maximum? Recall the angle cannot be greater than 90 degrees. b) A gas with index of refraction n fills the room and causes the 5th order maximum to appear at the original position of the 1\deg order maximum. What is the index of refraction n of the gas?

normally on the grating.a) What is the largest angle, measured from the central bright spot, at which an intensity maximum is formed? What is the order of this maximum? Recall the angle cannot be greater than 90 degrees. b) A gas with index of refraction n fills the room and causes the 5th order maximum to appear at the original position of the 1\deg order maximum. What is the index of refraction n of the gas?

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter4: Diffraction

Section: Chapter Questions

Problem 34P: Two slits of width 2 m, each in an opaque material, are separated by a center-to-center distance of...

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Suppose you have a lens system that is to be used primarily for 700-nm red light. What is the second thinnest coating of fluorite (magnesium fluoride) that would be nonreflective for this wavelength?
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Find the angle for the third-order maximum for 580-nm-wavelength yellow light falling on a difraction grating having 1500 lines per centimeter.
If a microscope can accept light from objects at angles as large as =70 , what is the smallest structure that can be resolved when illuminated with light of wavelength 500 nm and (a) the specimen is in air? (b) When the specimen is immersed in oil, with index of refraction of 1.52?
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A hydrogen gas discharge lamp emits visible light at four wavelengths, =410 , 434, 486, and 656 nm. (a) If light from this lamp falls on a N slits separated by 0.025 mm, how far from the central maximum are the third maxima when viewed on a screen 2.0 m from the slits? (b) By what distance are the second and third maxima separated for l=486 nm?
For a three-slit interference pattern, find the ratio of the peak intensities of a secondary maximum to a principal maximum.