A gun is fixed in the air at a distance of 680 m from a person. He hears the sound of the gun after 2 sec. Then the speed of the sound is __ m s^-1.
Answers
Answered by
2
Answer:
here's it
Explanation:
the answer you can see
Attachments:
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Answered by
3
Answer:
340m/s
Explanation:
V=d/t
=680/2
=340m/s
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