a body A capable of vibrating, is made to vibrate another vibrating body B, Astarts vibrating with the natural frequency of B. now the vibrations of Aare called forced vibrations. example;vibration on sonameter.
A violin's stings vibrate at a literally infinite number of frequencies, so that is a vibration. Oscillations occur when vibrations, from several sources, all have the same or very, very, very...
On free vibration the beam or structure is not suffering influence of forces (Beam on space). In forced vibration the structure is under presence of force example bridges. Later on will you discover...