Solution of task 9.4.3 from the collection of Kepe OE

Solution of task 9.4.3 from the collection of Kepe OE

9.4.3
The point A of the rod AB moves along a circle of radius R = 1m according to the law sA = 1,05t. Simultaneously, the rod rotates according to the law? = T. At time t1 = 1 s, determine the projection of the velocity of point B on the Oy axis, if the length of AB = 1 m. (Response -0.319)