A yo-yo unwinds on a vertical string with its top end fixed. the axle radius of the yo-yo is 0.25in, and the radius itself is 2 in.

A yo-yo unwinds on a vertical string with its top end fixed. the axle radius of the yo-yo is 0.25in, and the radius itself is 2 in. at an instant the velocity of the center G of the axle is 1 fps downward and its acceleration is 10 fps^2 downward. what is the acceleration and velocity of C?