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21.1.20 The decision of the collection (Reshebnik) Kepe
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21.1.20. The differential equation of small oscillations of the body has the form of Iφ + sl2φ = lF. Define the amplitude in rad body forced vibrations if the moment of inertia with respect to its axis of rotation I = 6 kg · m 2, with a spring rigidity coefficient = 3 kN / m, size l = 0,5 m, the force F = 10sin6πt.
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Right after the payment you will receive a link to a zip archive with the solution of the problem 21.1.20
(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.
Task completed in word format (handwritten or typed solution in Word) or in manuscript form in gif / jpg format ..
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