an echo of sound is heard after 3 seconds find the distance of the reflecting surface fro the source if the speed of sound in air is 340 m/s
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Answered by
5
2d=v*t
2d=340*3
2d=1020
d=1020/2
d=510m answer
2d=340*3
2d=1020
d=1020/2
d=510m answer
Answered by
4
Hi there !!
t = 3 sec
v = 340 m/s
2d = v × t
= 340 × 3
= 1020 m
d = 1020 ÷ 2
= 510 metres
distance of the reflecting surface fro the source = 510 m
t = 3 sec
v = 340 m/s
2d = v × t
= 340 × 3
= 1020 m
d = 1020 ÷ 2
= 510 metres
distance of the reflecting surface fro the source = 510 m
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