Solution of task 13.2.20 from the collection of Kepe OE

Solution of task 13.2.20 from the collection of Kepe OE

13.2.20
A material point with a mass m = 2 kg moves along the horizontal axis Ox under the action of the force Fx = 5 cos 0.5 t.
Determine the velocity of the point at time t = 4 s, if for t0 = 0 the velocity v0 = 0.
(Answer 4.55)