Science, asked by muhammadmaqbool, 1 year ago

what is the
minimum distance between the source and the reflector so that an echo is heard is approximately

Answers

Answered by Anonymous

Hey ! the answer is 17.2 metres.

Answered by Vathsal27

The minimum distance between the source and the reflector so that an echo is heard is approx. 17.2m and it should be recognized by our brain within 0.1 second

muhammadmaqbool: thank you i have another question ; do we hear echo if the time internal between listening to original sound and echo is more than o.1 seconde

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