Decision 21.2.12 of the collection (Reshebnik) Kepe
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21.2.12. The mechanical system that consists of the disks 1 and 2, mounted on an elastic shaft 3 performs angular oscillations, which are described by differential equations 3φ1 + 110 (φ1 - φ 2) = 0; 7φ2 + 110 (φ2 - φ1) = 0; Determine the lower natural frequency.
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Right after the payment you will receive a link to a zip archive with the solution of the problem 21.2.12
(DYNAMICS, Chapter 21 - Small oscillations of mechanical systems, par - 21.2: The vibrations of systems with two degrees of freedom) 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.
Task completed in word format (handwritten or typed solution in Word) or in manuscript form in gif / jpg format ..
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