Solving a problem in physics section 64 point 33 optic

Solving a problem in physics section 64 point 33 optic

33. In the diffraction grating normally incident monochromatic light of wavelength λ = 0,6 mm. The diffraction angle for the fifth peak is 30 °, and the minimum resolution grating wavelength difference is δλ = 0,2 nm. Determine: 1) a constant grating; 2) the length of the grating.

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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)