What Is Sonar ?

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1.	What Is Sonar ?
Answer» It is a technique of generating sound WAVES of very HIGH frequency as a means of defecting invisible SUBMARINE objects. It is a technique of generating sound waves of very high frequency as a means of defecting invisible submarine objects.

Answer»

It is a technique of generating sound WAVES of very HIGH frequency as a means of defecting invisible SUBMARINE objects.

It is a technique of generating sound waves of very high frequency as a means of defecting invisible submarine objects.

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