White light (400 nm - 700 nm) diffraction pattern lights up a screen that is 2.30 m
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Question:
White light (400 nm - 700 nm) diffraction pattern lights up a screen that is 2.30 m away. The diffraction grating has 422 slits per mm, which produces a rainbow of diffracted light. What is the width of the first order rainbow on the screen?
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