Solution of task 11.4.15 from the collection of Kepe OE

Solution of task 11.4.15 from the collection of Kepe OE

11.4.15
On a ring of radius r = 0.5 m, rotating in the plane of the drawing around the O axis with angular velocity ω = const, the point M moves with the velocity vr = const. Will the Coriolis acceleration modulus of point M change from A to B? (Answer No)