Multiple Choice
You drop a stone down a well that is 9.50 m deep. How long is it before you hear the splash? The speed of sound in air is 343 m/s.
A) 1.39 s
B) 1.40 s
C) 1.41 s
D) 1.42 s
E) 1.43 s
Correct Answer:
Verified
Correct Answer:
Verified
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