13.7.10. Tripod with a mathematical pendulum moves along an inclined plane down with acceleration a = gsinα. Determine the angle β in the position of the ball relative peace, and if the angle = 10 °.

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(Chapter 3 - Dynamics theme - 13.7: The relative motion) 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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