Recent content by Godfather_bek

  1. Godfather_bek

    Excitation from unbalanced mass

    It is like washing machines model. If there was no rotating small mass, it would be much easier. How I realized it, as Ψ=Ωt and if Ψ is equal to Π/2, then centrifugal force Fc = mΩ2/r directed to upward. And if Ψ is -Π/2 it is downward. But how to be with equation of motion?
  2. Godfather_bek

    Excitation from unbalanced mass

    Homework Statement A rigid body of mass M slides vertically inside a friction-less prismatic pair. It is linked to the fixed frame through the spring of stiffness k, and a viscous damper with coefficient c. Beside the body, a point mass m rotates with constant speed w(omega) on a circular...
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