Решение задачи по физике раздел 29 пункт 93 механика

93. In the spring balance weight is the weight m = 1,2 kg, which compresses the spring at x1 = 3 cm. Determine the amount by which the reduced length △ x spring if to make more work for its compression A = 1.4 J.

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