Define echo with example. How does echo change with change in distance?
Guys plz give the answer in short form
Answers
Echo is defined as a sound repeating by sound wave reflection, having a lasting or far reaching impact, or repeating what someone else has said. An example of echo is the repeating of a sound created by footsteps in an empty marble hallway. ...
An example of echo is a teacher agreeing with and repeating what a parent says.
Answer:
Echo is defined as a sound repeating by sound wave reflection, having a lasting or far reaching impact, or repeating what someone else has said. An example of echo is the repeating of a sound created by footsteps in an empty marble hallway.
When the distance between an object and the observer is long enough, the sound source and the reflecting sound will be perceived as two different sounds. Repetition pitch makes it possible to detect objects even when a strong direct sound mask the perception of its echo.