19.3.21. Determine the angular frequency of free vertical oscillations of the body 1, if its mass m1 = 0.5 kg, the unit mass m2 = 1 kg, the spring constant of the spring c = 100 N / m. Block considered uniform disk.

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(DYNAMICS, Chapter 19 - The general equation of dynamics, paragraph - 19.3: Application of general dynamic equations for determining the parameters of external influences and mechanical systems) from 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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