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A sound wave is sent at the bottom of a sea. If the echo is heard after 2 sec- calculate the depth of the sea. The speed of sound in water is 1500 m/s. ​
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38 votes
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A sound wave is sent at the bottom of a sea. If the echo is heard after 2 sec- calculate the depth of the sea. The speed of sound in water is 1500 m/s. ​

User James Bond
by
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1 Answer

24 votes
24 votes

Answer:

3000

Step-by-step explanation:

Basic kinematics (also probably one of the first formulas in your physics textbook):

Velocity=Distance÷Time

Time=2sec

Velocity=1500 m/s

Distance=??

Rearrange the variables to find the last unknown:

Distance=Velocity×Time

=1500×2

=3000 m

User Simon Tesar
by
3.2k points
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