17.3.38
Led 1 with a length l = 0.5 m, weight m1 = 1 kg, which can be considered a homogeneous rod, rotates in a horizontal plane with a constant angular velocity ω = 10 rad / s. The movable gear 2 has a mass of m2 = 3 kg. Determine the modulus of reaction of the hinge O. (Answer 175)