Visible light is incident perpendicular to a grating with 430 rulings/mm. What is the longest wavelength that can be seen in the fourth-order (n = 4) diffraction pattern? Express your answer to the nearest nm.
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![Visible light is incident perpendicular to
a grating with 430 rulings/mm.
What is the longest wavelength that
can be seen in the fourth-order (n = 4)
diffraction pattern?
Express your answer to the nearest
nm.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F540fe7ad-8dc6-410a-ad16-0edd2c7b14a5%2F9ca8b6ad-7fab-4f02-b930-e60e4e9cf90a%2F6uwtkvc_processed.jpeg&w=3840&q=75)
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