If the cord is subjected to a horizontal force of P = 150 N, and the gear rack is fixed to the horizontal plane, determine the angular velocity of the gear in 4 s, starting from rest. The mass of the gear is 50 kg, and it has a radius of gyration about its center of mass O of k_O = 125 mm.

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150 mm. Jui 75 mm Ann ruvu P = 150 N =