16.2.15. By the wheel mass m = 20 kg horizontal force exerted Q = 120 N. The force of friction Ftr = 40 N. Determine the unit angular acceleration ε wheels if the radius R = 0,3 m and moment of inertia ICz = 0,9 kg · m2.

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(Chapter 3 - Dynamics theme - 16.2: The differential equations of plane rigid body 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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