An echo returned in 3sec. What is the distance ofthe reflecting surface from the source given that the speed of sound is 342m/s
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Answered by
3
time in returning=3sec
speed= 342m/s
distance=??
time in reaching the reflecting surface=3/2sec
distance=speed*time
=342*3/2
=513 metre
Answered by
0
As the time is of 2*distance. So 1.5 is of a single way. So 1.5*342=513metre
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