12. Trolley sand mass M = 100 kg moves uniformly in the horizontal plane with a velocity V0 = 3 m / s. Ball mass m = 20kg falls down from the height of the initial velocity h = 10 m and into the truck with the sand. Determine the velocity V bodies after their interaction. There is no friction.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
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