Calculate the stiffness of the spring if it is known that when it was stretched by 20 cm, the spring acquired the potential
| November 19, 2020 | education
Calculate the stiffness of the spring if it is known that when it was stretched by 20 cm, the spring acquired the potential energy of an elastically deformed body of 20 J.
E = kx ^ 2/2
k = 2E / x ^ 2
k = 2 * 20 / 0.04 = 1000 N / M
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