Q. Identify the incorrect statement if any (Solved)
1. In case of free vibrations the external force is applied at the ends only
2. Damping is resistance to the oscillartion
3. When the frequency of the external exciting force coincides with the natural frequency of the system, state of resonance is reached
4. Forced vibrations are independent of natural frequency of vibration
5. None of the above
- a. In case of free vibrations the external force is applied at the ends only