Задача 40853.

The deviation from the equilibrium position of the material point of 200 g according to the law x = 2 * 10 ^ -2 * ^ - 0,1t * cos (0,2t), m To determine:. Own oscillation frequency, elasticity coefficient, logarithmic decrement and time for which the oscillation amplitude is reduced 5 times.

Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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