Solution of task 15.3.3 from the collection of Kepe OE

Solution of task 15.3.3 from the collection of Kepe OE

15.3.3
A material point of mass m = 0.5 kg is thrown from the surface of the Earth with an initial velocity v0 = 20 m / s and in the position M has a velocity v = 12 m / s. Determine the work of gravity when moving a point from position Mo to position M (Answer -64)