Solution of task 8.1.12 from the collection of Kepe OE

Solution of task 8.1.12 from the collection of Kepe OE

8.1.12
On two cranks 1 and 2 of the same length OA = O1B = 0.2 m the rod making movement in the Oxy plane is fixed. The point A moves according to the law s = 0.2? T. Determine the acceleration of the midpoint C of the rod at t = 0, if AB = 0.36 m (Answer 1.97)