Question: Sunlight is incident on a diffraction grating that has 2 750 lines/cm. The second-order spectrum over the visible range (400700 nm) is to be limited

Sunlight is incident on a diffraction grating that has 2 750 lines/cm. The second-order spectrum over the visible range (400–700 nm) is to be limited to 1.75 cm along a screen that is a distance L from the grating. What is the required value of L?

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1 cm The grating spacing is d 2750 3636x10 m From dsin ... View full answer

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