22.1.14. For direct impact material point mass m = 1 kg fixed barrier recovery rate k = 0,6, and the speed of impact to v1 = 2 m / s. Determine the loss of kinetic energy.

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(DYNAMICS, Chapter 22 - Small oscillations of mechanical systems, par - 22.1: The action of the impact force on a material point) 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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