Why damping devices often used in machinery? Give an example

The misfortune in sufficiency in a consonant movement of a swaying item is called damping and the movement is called damped symphonious movement. There are many reasons for damping, including grinding, air resistance, and interior powers. To decrease the undesired adequacy of vibration or wavering, the damping gadgets are regularly utilized on apparatus which comes about the moving piece of the machine backs off. The utilization of spring in a car stuns which decreases the impact over a knock.