Three discrete spectral lines occur at angles of 10.5°, 14.5°, and 15.0° in the first-order spectrum of a grating spectrometer. (Assume that the light is incident normally on the gratings.) (a) If the grating has 3 700 slits/cm, what are the wavelengths of the light? (Enter your answers from smallest to largest.) nm nm nm (b) At what angles are these lines found in the second-order spectrum? (Enter your answers from smallest to largest.)

Three discrete spectral lines occur at angles of 10.5°, 14.5°, and 15.0° in the first-order spectrum of a grating spectrometer. (Assume that the light is incident normally on the gratings.) (a) If the grating has 3 700 slits/cm, what are the wavelengths of the light? (Enter your answers from smallest to largest.) nm nm nm (b) At what angles are these lines found in the second-order spectrum? (Enter your answers from smallest to largest.)

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter4: Diffraction

Section: Chapter Questions

Problem 102AP: Radio telescopes are telescopes used for the detection of radio emission from space. Because radio...

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