Physics, 14.07.2019 04:30 tbiles99

Adiffraction grating gives a second-order maximum at as angle of 31° for violet light (λ = 4.0 × 102 nm). if the diffraction grating is 1.0 cm in width, how many lines are on this diffraction grating? /3]

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Adiffraction grating gives a second-order maximum at as angle of 31° for violet light (λ = 4.0 × 102...