Question: Two 20-in. rods AB and DE are connected as shown. Point D is the midpoint of rod AB, and at the instant shown rod DE

Two 20-in. rods AB and DE are connected as shown. Point D is the midpoint of rod AB, and at the instant shown rod DE is horizontal. Knowing that the velocity of point A is 1 ft/s downward, determine

(a) The angular velocity of rod DE,

(b) The velocity of point E.

30" B 30

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