Решение задачи по физике раздел 2 пункт 3 оптика

3. Determine the length of the line l1, which keeps the same number of wavelengths of monochromatic light in a vacuum, how many of them fit on the segment l2 = 5 mm glass. The refractive index of glass n2 = 1,5.

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