What is meant by an echo? State the condition necessary for an echo to be heard distinctly.
Answers
Answered by
3
Answer:
Echo is the repetition of sound waves.
For an echo to occur, the sound producing source should be at least 17.2 metres away from any sound reflecting object.
Answered by
2
Answer:
Echo (echolocation) occurs when a sound wave is reflected back to the producer many times.
There should be a wall in front, both sides of the producer to hear it distinctly
Similar questions