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A sailor strikes the side of his ship just below the surface of the sea. He hears the
Chapter 11, Problem 43P(choose chapter or problem)
Problem 43P
A sailor strikes the side of his ship just below the surface of the sea. He hears the echo of the wave reflected from the ocean floor directly below 3.0 s later. How deep is the ocean at this point?
Questions & Answers
QUESTION:
Problem 43P
A sailor strikes the side of his ship just below the surface of the sea. He hears the echo of the wave reflected from the ocean floor directly below 3.0 s later. How deep is the ocean at this point?
ANSWER:
Solution 43P:
Step 1 of 2:-
Here we have to find how deep is the ocean at that point.
The echo received after a time interval of 3 s.
So, .
First we need to find the speed of the wave.
The speed can be calculated as,
---------------------------------(1)
Here, B is the bulk modulus of sea water,
is the density of seawater.
So,
.