what is sonar and working of sonar
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Sonia is simply making use of Eco. when animal and a machine makes noise, it send a sound wave into the environment around it. those waves are bounce of nearby object and some of them reflect back to the object that make noise
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The full form of SONAR is SOund Navigation and Ranging. The SONAR method is also called echo ranging. It is a device that utilizes ultrasonic waves to estimate and measure the distance, direction and speed of objects underwater.
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