56. A homogeneous disk of radius R = 5,0 cm rotating around its own axis with an angular velocity ω = 60 rad / s falls in a vertical position on a horizontal surface roughness and bounce angle θ = 30 ° to the vertical is not rotating. Find the speed of the disk right after bouncing.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
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