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Simanga Gamedze
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a stone is dropped into a well . The sound of the splash is heard 30s after the stone is dropped . What is the depth of the well? Note that the speed of sound in air is 343m / s.
a stone is dropped into a well. The sound is heard 30s after the? stone is dropped. What is the depth of the well? Note that the speed of sound in air is 343m/s.
