Решение задачи по физике раздел 6 пункт 34 волны

34. On the rod length l = 30cm reinforced two identical sinker - one in the middle of the rod, the other - on one of its ends. The bar with a small weight fluctuates around a horizontal axis passing through the free end of the rod. Determine the given length L, and the oscillation period T of the system. Massa rod neglected.

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