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Title: You drop a stone down a well. You hear the splash 1.63 s later. How deep is the Post by: ppk on Mar 19, 2012 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 Title: Re: You drop a stone down a well. You hear the splash 1.63 s later. How deep is the Post by: sci_expert on Mar 20, 2012 C
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