21.1.31. The differential equation of oscillations of a mechanical system takes the form 64q + 170q + 3000q = F, where q - the generalized coordinate, m; F = 150sin8t - the driving force, N. Determine amilitudu steady-state forced oscillations.

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(DYNAMICS, Chapter 21 - Lagrange equation of the second kind, paragraph - 21.1: The vibrations of systems with one degree of freedom) of Reshebnik to the collection of short tasks on the theoretical mechanics Kep OE, JA Viba, OP Grapis, JA Svetinysh et al. Publishing Moscow / Graduate School / 1989, 2009, 2012.
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