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Chapter 10 Sounds Waves: Characteristics and Applications - Part 5

Which is used to measure ocean depth?

Type: MCQ • Marks: 1
Which is used to measure ocean depth?
Options
A. Ammeter
B. Echo sounding
C. Speedometer
D. Thermometer
Explanation
Echo sounding measures time for sound to travel to seabed and return.
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Class 9th Science (MCQ)

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