The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ? A. red waves B. Infrared waves C. Ultrasonic (Answer) D. super sonic E. None of these

The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas

in sonar we use ?

A. red waves

B. Infrared waves

C. Ultrasonic (Answer)

D. super sonic

E. None of these
by

1 Answer

Answer :

C. Ultrasonic (Answer)
by

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