if we are standing in a house lonely and we are talking we can hear some voice like eco why

Asked by  | 5th Jan, 2013, 09:55: PM

Expert Answer:

if the distance between the source and the obstacle is minimum 17 m, then echo is formed.If there are too many things in the room, then those absorb the sounds and reflects back, so it becomes difficult for us to identify the echo.

Answered by  | 8th Jan, 2013, 12:33: PM

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