AP EAMCET · PHYSICS · Waves and Sound
The depth of the sea measured by means of an echo. If the time between the moment of the sound produced and received is \(3.52 \mathrm{~s}\), then the depth of the sea is (The compressibility of sea water is \(4.84 \times 10^{-10} \mathrm{~m}^2 \mathrm{~N}^{-1}\) and its density is \(1024 \mathrm{~kg} \mathrm{~m}^{-3}\) ) is
- A 1.5 km
- B 1.9 km
- C 2.5 km
- D 2.9 km
Answer & Solution
Correct Answer
(C) 2.5 km
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