Question

a girl hears an echo of her voice from a distant hill from the girl? given speed of. sound of air 340 m/s ?​

Answer 1

Answer:

sir the question is incomplete pls ask again

Answer 2

Answer:

hi

Explanation:

the girl hears the echo as she is standing at a distance which is more than 17m .

this is because the minimum distance to hear an echo is 17m.

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