14.2.15. Homogeneous rod mass m = 10 kg and a length l = 1 m rotates by law φ = 5t2. Determine the unit amount of movement of the rod at time t = 2 s.

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(Chapter 3 - Dynamics theme - 14.2: Number of motion pulse power.) From Reshebnik to the collection of short theoretical mechanics Kep tasks OE, JA Viba, OP Grapis, JA Svetinysh et al. Publishing Moscow / Graduate School / 1989, 2009, 2012.
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