Question

what is sonar plz answer, ✔✔✔​

Answer 1

$\large\underline{\purple{\sf \red{\maltese} Concept \: Of \: Sonar :-}}$

• ⭗ SONAR stands for Sound NAvigation Ranging.

• ⭗ A sonar device sends pulses of sound waves down through the water. When these pulses hit objects like fish, vegetation or the bottom, they are reflected back to the surface.

• ⭗ This information enables the device to judge the depth of the object it reflected off.

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Answer 2

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Sonar (sound navigation and ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels.

Sonar is a device that uses ultrasonic waves to measure the distance,direction and speed of underwater objects. Principle:It uses the phenomenon of echoes in determining the sea-depth and locating the presence of under-water objects.