to hear the echo , how much minimum time interval is required
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Answered by
1
it depends on the surroundings(how much efficiency it has to reflect sound waves) and the volume of the sound as well..
hope this helps!
rudra4957:
no i want proper answer
id thinks so also depends on the area
the area of what?
yah you are right but correct answer is 0.1sec
yes its
Answered by
2
here is your answer mate
0.1 second
thanks
kkkkk
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