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How many orders will be observed by grating having 4000 lines per cm,if it is illuminated by light of wavelength

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asked Apr 10, 2022 in Engineering Physics 2 by Doubtly (98.9k points)
edited Jun 29, 2023

How many orders will be observed by grating having 4000 lines per cm,if it is illuminated by light of wavelength in the range 5000 A^o to 7000A^o

engineering physics

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1 Answer

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answered Apr 10, 2022 by Doubtly (98.9k points)
selected Jun 29, 2023 by Doubtly

Best answer

order is 3-5

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