Task 40959.
To measure the wavelength of light applied diffraction grating having N = 100 lines per 1 mm. The first diffraction image on the screen is obtained at a distance of 12 cm from the center. Distance grating screen to 2 m. Determine the wavelength of light.
Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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