An echo sounder in a fishing boat receives an echo from a shoal fish 0.45 s after it was sent if the speed of sound in water is 1500m/s, how deep is the shoal
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Answer:
337.5m
Explanation:
total time = 0.45
total dist = 2x
speed 1500m/sec
tor dist = speed*time = 1500*0.45= 675m
depth of shoal fish = 675/2 = 337.5m
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