English, asked by bangtangirl17, 1 day ago

The minimum distance required to hear a distinct echo from the source of sound is??

Answers

Answered by sarikarajawat2901

5

Answer:

16.5m

Thus, to hear the echo clearly in the air, the reflecting surface should be at a minimum distance of 16.5m from the source of sound.

Explanation:

hii army

Answered by pallavi707

7

Answer:

16.5m

Thus, to hear the echo clearly in the air, the reflecting surface should be at a minimum distance of 16.5m from the source of sound.

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