user image

Pooja Sharma

SSC & Railways
General Awareness
2 years ago

An instrument used for measuring sound under water?

user image

Abhishek Mishra

2 years ago

depth finder, also called echo sounder, device used on ships to determine the depth of water by measuring the time it takes a sound (sonic pulse) produced just below the water surface to return, or echo, from the bottom of the body of water.

Recent Doubts

Close [x]