applied shock

4.39  applied shock. Excitation that, if applied to a system, would produce mechanical shock. The excitation may be either a force applied to the system or a motion of its...

foundation

4.38  foundation. Structure that supports the gravity load of a system. It may be fixed in space or it may undergo a motion that provides excitation for the supported system.

transient vibration

4.37  transient vibration. Temporarily sustained vibration of a mechanical system, consisting of forced or free vibration, or...

steady-state vibration

4.36  steady-state vibration. Vibration continuing in a system after the transient vibration has...

nonlinear damping

4.35  nonlinear damping. Damping resulting from a damping force that is not proportional to...