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Problem

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Textbook Expert
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5 Nov 2021

Given information

The distance d and velocity v is:

Distance,   

Speed of sound in water is     

 

Step-by-step explanation

Step 1.

In seawater, the speed of sound is not constant. It fluctuates slightly (a few percent) from location to location, season to season, morning to evening, and water depth. Although the differences in sound speed are minor, they have a significant impact on how sound travels in the water.

To determine the depth of the lake, use the time and speed of sound in water.

 

Given:

 

    

  

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