Solution of task 15.3.8 from the collection of Kepe OE

Solution of task 15.3.8 from the collection of Kepe OE

15.3.8
A material point M of mass m moves under the action of gravity along the inner surface of a half-cylinder of radius r = 0.2 m. Determine the velocity of the material point at the point B of the surface if its velocity at point A is zero. (Answer 1.98)