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Question 98
H

A sound pulse is sent vertically downwards from a transmitter 2.0 m below the water surface. Its echo returns after 0.080 s. Sound travels at 1500 m/s in the water. What is the depth of the seabed below the water surface?

[1]
A

62 m62\ \mathrm{m}62 m

B

122 m122\ \mathrm{m}122 m

C

58 m58\ \mathrm{m}58 m

D

60 m60\ \mathrm{m}60 m

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