A man standing between two large parallel cliffs produces a sound He hears the first echo after 6 s and next echo 2 s later If

Question

A man standing between two large parallel cliffs produces a sound He hears the first echo after 6 s and next echo 2 s later If speed of sound is 330 m s then the distance between the cliffs will be 561 m 1000 m O1400 m 2310 m

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