Question

explain oscillation​

Answer 1

Oscillation is the repetitive variation, typically in time, of some measure about a central value or between two or more different states. Usually, the term vibration is precisely used to describe mechanical oscillation.

Familiar examples of oscillation include a swinging pendulum and alternating current.

Answer 2

Answer:

Movement back and forth in a regular rhythm.

"the natural oscillation of a spring"

OR

Regular variation in magnitude or position about a central point, especially of an electric current or voltage.