A. 36.67m
B. 74.25m
C. 148.50m
D. 297.00
E. 366.67m
Correct Answer:
Option C – 148.50m
Explanation
v = 2x/t ∴ distance x = vt/2 = 148.5m
![A girl standing some distance from the cliff claps her hands and hears the echo 0.8s later. calculate her distance from the cliff. [speed of sound in air = 320 ms‾¹]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png "A girl standing some distance from the cliff claps her hands and hears the echo 0.8s later. calculate her distance from the cliff. [speed of sound in air = 320 ms‾¹]")
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