Question

Splash is heard 3.12 seconds after a stone is dropped into a well of 45m is the speed of sound in air is

Answer 1

Heya!!Here is your answer friend ⤵⤵
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$we \: know \: \\ speed \: = \frac{ditance}{time \: } \\ here \: time = 3.12 \: sec \\ distance = 45m \\ putting \: in \: formula \\ speed = \frac{45}{3.12} \\ = 14.42ms {}^{ - 1}$
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