Solution of task 13.6.2 from the collection of Kepe OE

Solution of task 13.6.2 from the collection of Kepe OE

13.6.2
On the body, which is suspended from the spring, there is a vertical force F = 30 sin 20t. Determine the coefficient of dynamism if the angular frequency of the natural oscillations of the body is k = 25 rad / s. (Answer 2.78)

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