Link 2, in the posture shown, has an angular velocity 2 = 120 rad/s ccw and an

Link 2, in the posture shown, has an angular velocity ω2 = 120 rad/s ccw and an angular acceleration

α2 = 4 800 rad/s2 ccw. Determine the absolute acceleration of point A.

O2 y

x 2 A v2 a2 Figure P4.5 RAO2 = 500 mm.

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