The 2-m-long bar is confined to move in the horizontal and vertical slots A and B. If the velocity of the slider block at A is 6 m/s to the right, determine the bar's angular velocity and the velocity...

The 2-m-long bar is confined to move in the horizontal and vertical slots A and B. If the velocity of the slider block at A is 6 m/s to the right, determine the bar's angular velocity and the velocity of block B at the instant theta= 60°.