19.2.8
Determine the angular acceleration ε1 of the gear 1 if the wheel radii r1 = 0.1 m, r2 = 0.2 m, the moments of inertia relative to the rotation axes I1 = 0.02 kg · m2, I2 = 0.04 kg · m2, the moment of the pair Forces M = 0.3 N • m. (Answer 10)