20.6.19. The bodies 1 and 2, where m1 = weight of 5 kg and m2 = 8 kg dvizhutcya under the applied forces F1 and F2. Choosing as generalized coordinates s1 and s2, s2 acceleration to determine the body 2, if the corresponding generalized forces Qs1 = 3 and N = 5 N. Qs2

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(DYNAMICS, Chapter 20 - Lagrange equation of the second kind, paragraph - 20.6: Lagrange equation of the second kind for systems with several 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.
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