Question

Which device is used to measure the

depth of ocean?

A. Lexometer

B. Nanometer

C. Fathometer

D. Hydrometer​

Answer 1

Ans. C

Sol. Fathometer is used to measure the

depth of ocean. This instrument is based

on the echo-sounding, and the water

depths are obtained by determining the

time required for the sound waves to

travel from a point near the surface of the

water to the bottom and back

Answer 2

                      Answer

>>Your answer is c.

Explanation:

here's the reason:-  Fathometer is a depth finder that uses sound waves to determine the depth of water.

I HOPE IT HELPS.

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