1. What is Vibration
   1. Vibration refers to mechanical oscillations about an equillibrium point. In its simplest form.
   2. Vibration can be considered to be oscillation or repetitive motion of an object around an equillibrium position
2. Types of Vibrations
   1. Longitudinal Vibrations
   2. Transverse Vibrations
   3. Torsional Vibrations
   4. Free or Natural Virbations
   5. Forced Vibrations
   6. Damped Vibrations
3. Natural Frequency of Free Longitudinal Vibrations
   1. Equilibrium Method
   2. Total Energy Method
4. Natural Frequency of Free Vibrations
5. Whirling Speed of a Shaft
6. Frequency of Free Damped Vibrations
7. Damping Factor or Damping Ratio
8. Logarithmic Decrement
9. Frequency of Under Damped Forced Vibrations
10. Magnification Factor or Dynamic Magnifier
11. Vibration Isolation and Transmissibility