A gun is fired in the air at a distance of 990m from a person. He hears the sound of the gun after 11 sec, what is the
speed of the sound?
please answer fast
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Answer:
speed = 90 m/sec
Explanation:
Given, distance= 990 m
time = 11 sec
so, speed= distance/ time
= 990/11
= 90 m/ sec
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