Solution of task 9.8.9 from the collection of Kepe OE

Solution of task 9.8.9 from the collection of Kepe OE

9.8.9
A square ABCD with a side equal to 0.1 m, makes a plane-parallel motion and at a given instant has an instantaneous acceleration center at point A, angular velocity? = 2 rad / s and angular acceleration? = 3 rad / s2. Determine the modulus of acceleration of point B. (Answer 0.5)