Yellow light of wavelength 590 nm passes through a diffraction grating and makes an interference pattern on

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Yellow light of wavelength 590 nm passes through a diffraction grating and makes an interference pattern on a screen 80 cm away. The first bright fringes are 1.9 cm from the center of the pattern. How many lines per mm does this grating have?

A. 20

B. 40

C. 80

D. 200

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College Physics A Strategic Approach

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Authors: Randall D. Knight, Brian Jones, Stuart Field

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Question Posted: Nov 02, 2023 12:21 PM

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Yellow light of wavelength 590 nm passes through a diffraction grating and makes an interference pattern on

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The answer is B 40 We can use the equation for the diffraction grating to solve this problem d si...View the full answer

College Physics A Strategic Approach

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