a sonar picks up a return signal after 3 sec. how far away are the objects? speed of water = 1440m/s
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4
d=v×t÷2
d=1440×3÷23
d=2160m
d=1440×3÷23
d=2160m
Answered by
9
Speed of water = 1440m/s
Time = 3 sec
Distance = 2d
So, 2d = 1440×3 = 4320
D = 4320/2
D = 2160
So distance = 2160m
Time = 3 sec
Distance = 2d
So, 2d = 1440×3 = 4320
D = 4320/2
D = 2160
So distance = 2160m
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