A beam of light was passed through a diffraction grating with 684 lines/mm, and the pattern was observed on a paper placed 69.7 cm past the grating. The distance from the center bright spot,to the third bright spot was 122 cm. What was the wavelength of the light in nanometers (nm)? (State answer as an integer. Do not include unit in answer.

A beam of light was passed through a diffraction grating with 684 lines/mm, and the pattern was observed on a paper placed 69.7 cm past the grating. The distance from the center bright spot,to the third bright spot was 122 cm. What was the wavelength of the light in nanometers (nm)? (State answer as an integer. Do not include unit in answer.

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter4: Diffraction

Section: Chapter Questions

Problem 76P: On a certain crystal, a first-order X-ray diffraction maximum is observed at an angle of 27.1°...

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