The portion AOB of the mechanism is actuated and at the instant shown has a clockwise 120 mm ocity of 8 rad/s and a counterclockwise angular n of 40 rad/s. If the arm OB is welded to the letermine reaction(s) that act upon the arm OB O at the given instant. D. E mẸ = 4 kg 400 mm kE = 85 mm Mon= 3 kg

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