Asked by sonu
a stone is dropped into a well 44 meter deep and the sound of speash is heared after 3.12 second find the speed of sound air
Answers
Answered by
MathMate
Time to reach bottom = t s
distance
44 m= (1/2)gt^2
where
g=acceleration due to gravity = 9.8 m/s²
=>
t=sqrt(2*44/g)=2.997 s
Subtract this time from 3.12 seconds will be the time needed for sound to travel 44 m.
Use
Distance=speed × time
to find speed of sound.
distance
44 m= (1/2)gt^2
where
g=acceleration due to gravity = 9.8 m/s²
=>
t=sqrt(2*44/g)=2.997 s
Subtract this time from 3.12 seconds will be the time needed for sound to travel 44 m.
Use
Distance=speed × time
to find speed of sound.
Answered by
Kishu
Not given answer Pagal
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