A pulse of a sound is transmitted from a ship and the reflection from the sea bed is recorded after 0.2s. Calculate the depth of the sea. [Take speed of sound in sea water = 1560ms-1]
A.
312.0m
B.
156.0m
C.
78.0m
D.
31.2m
Correct Answer: Option B
Explanation
x = \(\frac{vt}{2} = \frac{1560 \times 0.2}{2} = 156m\)
Contributions ({{ comment_count }})
Please wait...
Modal title
Report
Block User
{{ feedback_modal_data.title }}