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A ship emits an ultrasonic pulse straight down into seawater where the speed of sound is
PHYSICS · Subjective · CBSE · Physics · Sound · Sound
Problem
A ship emits an ultrasonic pulse straight down into seawater where the speed of sound is
1500
m/s
1500\,\text{m/s}
1500
m/s
. The echo returns to the ship after
2.4
s
2.4\,\text{s}
2.4
s
. Find the depth of the sea below the ship.
Related theory
Sound Wave Characteristics
Sound Reflection Phenomena
Waves
Reflection of sound
Sound
Echo
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