Question

Define sound and write the relation between. the frequency and time period​

Answer 1

Sound => Form of energy that provide

sensation of Hearing .

$F = \frac{1}{T}$

Answer 2

Hello my dear friend!!!

Sound:

It is basically a vibration that typically propagates as an audible wave of pressure, through a transmission medium such as solid, liquid or gas..

Relation between frequency and Time period:

f= 1/T

where f= frequency

T= Time period