Question

Define Oscillation and time period.

Answer 1

The time taken to complete a fixed point of oscillation is know as time period. The sudden to and fro motion is known as oscillation.

Answer 2

Oscillation : The change in density from one maximum value to the minimum value and again to the maximum makes one complete oscillation.

Time period : The time taken by two complete consecutive compression or rarefaction to cross a fixed point is called the time period of sound.