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In order to find the depth of the sea, a ship sends out a sound wave and receives an ...

In order to find the depth of the sea, a ship sends out a sound wave and receives an echo after one second. If the velocity of sound in water is 1500ms-1, what is the depth of the sea?

A. 0.75km
B. 1.50km
C. 2.20km
D. 3.00km
E. 3.75km




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