Homework Statement
what distance x from the axis of variation O should be 1 kg
slider, the system oscillations period is 0.9 s?
T=0.9 s;
the spring stiffness k=75 N/m;
slider mass m=1 kg;
beam mass m=3 kg;
Homework Equations
I\varphi(over letter "..")+k\varphi=0
\varphi(over...