A spelunker drops a stone from rest into a hole the speed
A spelunker drops a stone from rest into a hole. The speed of sound is 343m/s in air and the sound of the stone striking the bottom is heard 1.34s after the stone is dropped. How deep is the hole?
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a spelunker drops a stone from rest into a hole the speed of sound is 343ms in air and the sound of the stone striking
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