Задача 40411.

The narrow beam of X-rays incident at a glancing angle of 20 ° to the diffraction grating with a period of 2 microns. The first diffraction peak is observed at an angle of 12 minutes to the direction of the beam. Determine X-ray wavelength in nanometers.

Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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