Question
*20-24. The end C of the plate rests on the horizontal plane,
while end points A and B are restricted to move along the
grooved slots. If at the instant shown A is moving downward
with a constant velocity of va = 4 ft/s, determine the angular
velocity of the plate and the velocities of points B and C.
0.4 ft
0.8 ft
1 ft vA
2 ft
2 ft
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Transcribed Image Text

*20-24. The end C of the plate rests on the horizontal plane, while end points A and B are restricted to move along the grooved slots. If at the instant shown A is moving downward with a constant velocity of va = 4 ft/s, determine the angular velocity of the plate and the velocities of points B and C. 0.4 ft 0.8 ft 1 ft vA 2 ft 2 ft