At the instant θ = 50°, the slotted guide is moving upward with an acceleration of 3 m/s2...

At the instant θ = 50°, the slotted guide is moving upward with an acceleration of 3 m/s2 and a velocity of 2 m/s. Determine the angular acceleration and angular velocity of link AB at this instant. Note: The upward motion of the guide is in the negative y direction.