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A hunter is standing on flat ground between two vertical cliffs that are directly opposite one...

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Physics

A hunter is standing on flat ground between two vertical cliffsthat are directly opposite one another. He is closer to one cliffthan the other. He fires a gun and, after a while, hears threeechoes. The second echo arrives 1.27 s after the first, and thethird echo arrives 0.642 s after the second. Assuming that thespeed of sound is 343 m/s and that there are no reflections ofsound from the ground, find the distance (in m) between thecliffs.

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4.0 Ratings (470 Votes)
Let total distance between the cliffs L distance of nearer cliff d distance of farther cliff L d Velocity of sound v 343 ms time after which first echo arrives t1 2d v second echo arrives after reflection    See Answer
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