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Posts: 3560
12 years ago
You drop a stone down a well. You hear the splash 1.63 s later. How deep is the well? The speed of sound in air is 343 m/s.
A) 6.96 m
B) 20.2 m
C) 12.5 m
D) 18.8 m
E) 20.0 m
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Valued Member
12 years ago
C
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