what should be the minimum distance to hear echo in Water
Answers
Answered by
1
Answer:
The velocity of sound in dry air is approximately 343 m/s at a temperature of 25 °C. Therefore, the reflecting object must be more than 17.2m from the sound source for echo to be perceived by a person located at the source.
Explanation:
please, please,please mark me brainleist
Answered by
0
Answer:
the minimum distance to hear echo in water is 17.2 m answer
Similar questions