How is sonar used to measure the depth of the seabed
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SONAR IS A TECHNIQUE USED TO MEASURE DEPTH OF THE SEABED . IT USES A DEVICE CALLED TRANSDUCER THAT SENDS SOUND IMPULSES AND THEN THE SOUND IMPULSES REFLECTED BACK FROM SURFACE OF SEABED . THEN IT FINDS HOW LONG IT TAKES TO HIT THE SURFACE OF SEABED AND BOUCE BACK . THIS WAY IT CALCULATE THE DEPTH OF SEABED.
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first sonar wave is send in to the sea then when it returns they capture it's time and calculate the distance.
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