Question: Bar BDE is attached to two links AB and CD. Knowing that at the instant shown link AB rotates with a constant angular velocity of 3 rad/s clockwise, determine the acceleration (a) of point D, (b) of point E.
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a.) Velocity will be according to largest arm (AB)
AB = r = 12 in = 12/12 ft
w = angular velocity =3 rad/s
ve = vd = vb = r*w = (12/12)*3 = 3 ft/s ...
This solution provides a completed response, including the formulas and an outline of the metrics required, to calculate for the two unknown point values which pertain to this physics mechanics problem. All answers are provided in the correct units.