Задача 40362.

Monochromatic light falls onto a narrow slit. The diffraction angle for the second order spectrum is 2°. How many wavelengths of incident light is the width of the slit?

Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
If you have any questions regarding the solution, please write. I try to help.