what is Sonar ? principal of sonar ? How does it work
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sonar is a device which is used to find the depth of a sea or to investigate the under water things like sholas of fish, shipwrecks. its full form is sound navigation and ranging.how it works see the example. bats make high pitched sounds while flying which reflect from insects in the form of echoes. in this the principle of sonar is done by bat.
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Answer:
SONAR MEANS SOUND NAVIGATION AND RANGING
Explanation:
IT IS USE IN SHIP TO FIND UNDER WATER THINGS LIKE
SUNKEN SHIPSUBMARINE
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