Решение задачи по физике раздел 50 пункт 6 волны

6. swollen beam whose cross section is constant along the entire length plunged vertically into the water so that the water is only a small (compared with the wavelength) portion. Oscillation period T is equal to 5 log. L the length of the log.

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