Define sonar?

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Rohit

Alumni, IIT Delhi

Sonar (originally an acronym for 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.
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Experienced Mathematics com ECE Educator

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.
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i am simple person,preparing for civil service and i like to teach student upto 10th class.

Sonar (originally an acronym for 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.
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BE(Electronics)

Sonar is a system for the detection of objects under water by emitting sound pulses and detecting or measuring their return after being reflected.
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(Sound Navigation And Ranging) is a system for the detection of objects under water by emitting sound pulses and detecting or measuring their return after being reflected.
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