Solution of task 16.2.2 from the collection of Kepe OE

Solution of task 16.2.2 from the collection of Kepe OE

16.2.2
The motion of a homogeneous rod of mass m = 3 kg is described by the equations: xc = 1.2 m, cc = 0.001 cos 314t, φ = 0.01 cos 314t. At the time t = 0 determine the projection of the vector of external forces on the Oy axis. (Answer -296)